660428464

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{6691}}^1$

素因数の和:6929

約数の個数: 40

約数和(自身を含む): 1327692800

約数和(自身を除く): 667264336

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 199, 248, 398, 496, 796, 1592, 3184, 6169, 6691, 12338, 13382, 24676, 26764, 49352, 53528, 98704, 107056, 207421, 414842, 829684, 1331509, 1659368, 2663018, 3318736, 5326036, 10652072, 21304144, 41276779, 82553558, 165107116, 330214232, 660428464]

約数ペア:

[(1, 660428464), (2, 330214232), (4, 165107116), (8, 82553558), (16, 41276779), (31, 21304144), (62, 10652072), (124, 5326036), (199, 3318736), (248, 2663018), (398, 1659368), (496, 1331509), (796, 829684), (1592, 414842), (3184, 207421), (6169, 107056), (6691, 98704), (12338, 53528), (13382, 49352), (24676, 26764)]