40349540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 113762880

約数和(自身を除く): 73413340

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 49, 55, 70, 76, 77, 95, 98, 110, 133, 140, 154, 190, 196, 197, 209, 220, 245, 266, 308, 380, 385, 394, 418, 490, 532, 539, 665, 770, 788, 836, 931, 980, 985, 1045, 1078, 1330, 1379, 1463, 1540, 1862, 1970, 2090, 2156, 2167, 2660, 2695, 2758, 2926, 3724, 3743, 3940, 4180, 4334, 4655, 5390, 5516, 5852, 6895, 7315, 7486, 8668, 9310, 9653, 10241, 10780, 10835, 13790, 14630, 14972, 15169, 18620, 18715, 19306, 20482, 21670, 26201, 27580, 29260, 30338, 37430, 38612, 40964, 41173, 43340, 48265, 51205, 52402, 60676, 74860, 75845, 82346, 96530, 102410, 104804, 106183, 131005, 151690, 164692, 183407, 193060, 204820, 205865, 212366, 262010, 288211, 303380, 366814, 411730, 424732, 524020, 530915, 576422, 733628, 823460, 917035, 1061830, 1152844, 1441055, 1834070, 2017477, 2123660, 2882110, 3668140, 4034954, 5764220, 8069908, 10087385, 20174770, 40349540]

約数ペア:

[(1, 40349540), (2, 20174770), (4, 10087385), (5, 8069908), (7, 5764220), (10, 4034954), (11, 3668140), (14, 2882110), (19, 2123660), (20, 2017477), (22, 1834070), (28, 1441055), (35, 1152844), (38, 1061830), (44, 917035), (49, 823460), (55, 733628), (70, 576422), (76, 530915), (77, 524020), (95, 424732), (98, 411730), (110, 366814), (133, 303380), (140, 288211), (154, 262010), (190, 212366), (196, 205865), (197, 204820), (209, 193060), (220, 183407), (245, 164692), (266, 151690), (308, 131005), (380, 106183), (385, 104804), (394, 102410), (418, 96530), (490, 82346), (532, 75845), (539, 74860), (665, 60676), (770, 52402), (788, 51205), (836, 48265), (931, 43340), (980, 41173), (985, 40964), (1045, 38612), (1078, 37430), (1330, 30338), (1379, 29260), (1463, 27580), (1540, 26201), (1862, 21670), (1970, 20482), (2090, 19306), (2156, 18715), (2167, 18620), (2660, 15169), (2695, 14972), (2758, 14630), (2926, 13790), (3724, 10835), (3743, 10780), (3940, 10241), (4180, 9653), (4334, 9310), (4655, 8668), (5390, 7486), (5516, 7315), (5852, 6895)]