40354704

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21557}}^1$

素因数の和:21584

約数の個数: 60

約数和(自身を含む): 121630236

約数和(自身を除く): 81275532

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 21557, 43114, 64671, 86228, 129342, 172456, 194013, 258684, 280241, 344912, 388026, 517368, 560482, 776052, 840723, 1034736, 1120964, 1552104, 1681446, 2241928, 2522169, 3104208, 3362892, 4483856, 5044338, 6725784, 10088676, 13451568, 20177352, 40354704]

約数ペア:

[(1, 40354704), (2, 20177352), (3, 13451568), (4, 10088676), (6, 6725784), (8, 5044338), (9, 4483856), (12, 3362892), (13, 3104208), (16, 2522169), (18, 2241928), (24, 1681446), (26, 1552104), (36, 1120964), (39, 1034736), (48, 840723), (52, 776052), (72, 560482), (78, 517368), (104, 388026), (117, 344912), (144, 280241), (156, 258684), (208, 194013), (234, 172456), (312, 129342), (468, 86228), (624, 64671), (936, 43114), (1872, 21557)]