31470340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2699}}^1$

素因数の和:2772

約数の個数: 48

約数和(自身を含む): 73483200

約数和(自身を除く): 42012860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2699, 2915, 5398, 5830, 10796, 11660, 13495, 26990, 29689, 53980, 59378, 118756, 143047, 148445, 286094, 296890, 572188, 593780, 715235, 1430470, 1573517, 2860940, 3147034, 6294068, 7867585, 15735170, 31470340]

約数ペア:

[(1, 31470340), (2, 15735170), (4, 7867585), (5, 6294068), (10, 3147034), (11, 2860940), (20, 1573517), (22, 1430470), (44, 715235), (53, 593780), (55, 572188), (106, 296890), (110, 286094), (212, 148445), (220, 143047), (265, 118756), (530, 59378), (583, 53980), (1060, 29689), (1166, 26990), (2332, 13495), (2699, 11660), (2915, 10796), (5398, 5830)]