3533380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 7902720

約数和(自身を除く): 4369340

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 139, 155, 164, 205, 278, 310, 410, 556, 620, 695, 820, 1271, 1390, 2542, 2780, 4309, 5084, 5699, 6355, 8618, 11398, 12710, 17236, 21545, 22796, 25420, 28495, 43090, 56990, 86180, 113980, 176669, 353338, 706676, 883345, 1766690, 3533380]

約数ペア:

[(1, 3533380), (2, 1766690), (4, 883345), (5, 706676), (10, 353338), (20, 176669), (31, 113980), (41, 86180), (62, 56990), (82, 43090), (124, 28495), (139, 25420), (155, 22796), (164, 21545), (205, 17236), (278, 12710), (310, 11398), (410, 8618), (556, 6355), (620, 5699), (695, 5084), (820, 4309), (1271, 2780), (1390, 2542)]