374653820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{1223}}^1$

素因数の和:1319

約数の個数: 72

約数和(自身を含む): 852241824

約数和(自身を除く): 477588004

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 289, 340, 530, 578, 901, 1060, 1156, 1223, 1445, 1802, 2446, 2890, 3604, 4505, 4892, 5780, 6115, 9010, 12230, 15317, 18020, 20791, 24460, 30634, 41582, 61268, 64819, 76585, 83164, 103955, 129638, 153170, 207910, 259276, 306340, 324095, 353447, 415820, 648190, 706894, 1101923, 1296380, 1413788, 1767235, 2203846, 3534470, 4407692, 5509615, 7068940, 11019230, 18732691, 22038460, 37465382, 74930764, 93663455, 187326910, 374653820]

約数ペア:

[(1, 374653820), (2, 187326910), (4, 93663455), (5, 74930764), (10, 37465382), (17, 22038460), (20, 18732691), (34, 11019230), (53, 7068940), (68, 5509615), (85, 4407692), (106, 3534470), (170, 2203846), (212, 1767235), (265, 1413788), (289, 1296380), (340, 1101923), (530, 706894), (578, 648190), (901, 415820), (1060, 353447), (1156, 324095), (1223, 306340), (1445, 259276), (1802, 207910), (2446, 153170), (2890, 129638), (3604, 103955), (4505, 83164), (4892, 76585), (5780, 64819), (6115, 61268), (9010, 41582), (12230, 30634), (15317, 24460), (18020, 20791)]