20181214380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{117319}}^1$

素因数の和:117439

約数の個数: 96

約数和(自身を含む): 58656245760

約数和(自身を除く): 38475031380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 61, 94, 122, 141, 183, 188, 235, 244, 282, 305, 366, 470, 564, 610, 705, 732, 915, 940, 1220, 1410, 1830, 2820, 2867, 3660, 5734, 8601, 11468, 14335, 17202, 28670, 34404, 43005, 57340, 86010, 117319, 172020, 234638, 351957, 469276, 586595, 703914, 1173190, 1407828, 1759785, 2346380, 3519570, 5513993, 7039140, 7156459, 11027986, 14312918, 16541979, 21469377, 22055972, 27569965, 28625836, 33083958, 35782295, 42938754, 55139930, 66167916, 71564590, 82709895, 85877508, 107346885, 110279860, 143129180, 165419790, 214693770, 330839580, 336353573, 429387540, 672707146, 1009060719, 1345414292, 1681767865, 2018121438, 3363535730, 4036242876, 5045303595, 6727071460, 10090607190, 20181214380]

約数ペア:

[(1, 20181214380), (2, 10090607190), (3, 6727071460), (4, 5045303595), (5, 4036242876), (6, 3363535730), (10, 2018121438), (12, 1681767865), (15, 1345414292), (20, 1009060719), (30, 672707146), (47, 429387540), (60, 336353573), (61, 330839580), (94, 214693770), (122, 165419790), (141, 143129180), (183, 110279860), (188, 107346885), (235, 85877508), (244, 82709895), (282, 71564590), (305, 66167916), (366, 55139930), (470, 42938754), (564, 35782295), (610, 33083958), (705, 28625836), (732, 27569965), (915, 22055972), (940, 21469377), (1220, 16541979), (1410, 14312918), (1830, 11027986), (2820, 7156459), (2867, 7039140), (3660, 5513993), (5734, 3519570), (8601, 2346380), (11468, 1759785), (14335, 1407828), (17202, 1173190), (28670, 703914), (34404, 586595), (43005, 469276), (57340, 351957), (86010, 234638), (117319, 172020)]