8019870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 20528640

約数和(自身を除く): 12508770

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 59, 69, 115, 118, 138, 177, 197, 230, 295, 345, 354, 394, 590, 591, 690, 885, 985, 1182, 1357, 1770, 1970, 2714, 2955, 4071, 4531, 5910, 6785, 8142, 9062, 11623, 13570, 13593, 20355, 22655, 23246, 27186, 34869, 40710, 45310, 58115, 67965, 69738, 116230, 135930, 174345, 267329, 348690, 534658, 801987, 1336645, 1603974, 2673290, 4009935, 8019870]

約数ペア:

[(1, 8019870), (2, 4009935), (3, 2673290), (5, 1603974), (6, 1336645), (10, 801987), (15, 534658), (23, 348690), (30, 267329), (46, 174345), (59, 135930), (69, 116230), (115, 69738), (118, 67965), (138, 58115), (177, 45310), (197, 40710), (230, 34869), (295, 27186), (345, 23246), (354, 22655), (394, 20355), (590, 13593), (591, 13570), (690, 11623), (885, 9062), (985, 8142), (1182, 6785), (1357, 5910), (1770, 4531), (1970, 4071), (2714, 2955)]