2013376420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:410

約数の個数: 144

約数和(自身を含む): 4935784896

約数和(自身を除く): 2922408476

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 101, 110, 190, 202, 209, 220, 251, 361, 380, 404, 418, 502, 505, 722, 836, 1004, 1010, 1045, 1111, 1255, 1444, 1805, 1919, 2020, 2090, 2222, 2510, 2761, 3610, 3838, 3971, 4180, 4444, 4769, 5020, 5522, 5555, 7220, 7676, 7942, 9538, 9595, 11044, 11110, 13805, 15884, 19076, 19190, 19855, 21109, 22220, 23845, 25351, 27610, 36461, 38380, 39710, 42218, 47690, 50702, 52459, 55220, 72922, 79420, 84436, 90611, 95380, 101404, 104918, 105545, 126755, 145844, 181222, 182305, 209836, 211090, 253510, 262295, 278861, 362444, 364610, 401071, 422180, 453055, 481669, 507020, 524590, 557722, 729220, 802142, 906110, 963338, 996721, 1049180, 1115444, 1394305, 1604284, 1812220, 1926676, 1993442, 2005355, 2408345, 2788610, 3986884, 4010710, 4816690, 4983605, 5298359, 5577220, 8021420, 9151711, 9633380, 9967210, 10596718, 18303422, 19934420, 21193436, 26491795, 36606844, 45758555, 52983590, 91517110, 100668821, 105967180, 183034220, 201337642, 402675284, 503344105, 1006688210, 2013376420]

約数ペア:

[(1, 2013376420), (2, 1006688210), (4, 503344105), (5, 402675284), (10, 201337642), (11, 183034220), (19, 105967180), (20, 100668821), (22, 91517110), (38, 52983590), (44, 45758555), (55, 36606844), (76, 26491795), (95, 21193436), (101, 19934420), (110, 18303422), (190, 10596718), (202, 9967210), (209, 9633380), (220, 9151711), (251, 8021420), (361, 5577220), (380, 5298359), (404, 4983605), (418, 4816690), (502, 4010710), (505, 3986884), (722, 2788610), (836, 2408345), (1004, 2005355), (1010, 1993442), (1045, 1926676), (1111, 1812220), (1255, 1604284), (1444, 1394305), (1805, 1115444), (1919, 1049180), (2020, 996721), (2090, 963338), (2222, 906110), (2510, 802142), (2761, 729220), (3610, 557722), (3838, 524590), (3971, 507020), (4180, 481669), (4444, 453055), (4769, 422180), (5020, 401071), (5522, 364610), (5555, 362444), (7220, 278861), (7676, 262295), (7942, 253510), (9538, 211090), (9595, 209836), (11044, 182305), (11110, 181222), (13805, 145844), (15884, 126755), (19076, 105545), (19190, 104918), (19855, 101404), (21109, 95380), (22220, 90611), (23845, 84436), (25351, 79420), (27610, 72922), (36461, 55220), (38380, 52459), (39710, 50702), (42218, 47690)]