848791820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{13127}}^1$

素因数の和:13250

約数の個数: 48

約数和(自身を含む): 1846006848

約数和(自身を除く): 997215028

約数列:

[1, 2, 4, 5, 10, 20, 53, 61, 106, 122, 212, 244, 265, 305, 530, 610, 1060, 1220, 3233, 6466, 12932, 13127, 16165, 26254, 32330, 52508, 64660, 65635, 131270, 262540, 695731, 800747, 1391462, 1601494, 2782924, 3202988, 3478655, 4003735, 6957310, 8007470, 13914620, 16014940, 42439591, 84879182, 169758364, 212197955, 424395910, 848791820]

約数ペア:

[(1, 848791820), (2, 424395910), (4, 212197955), (5, 169758364), (10, 84879182), (20, 42439591), (53, 16014940), (61, 13914620), (106, 8007470), (122, 6957310), (212, 4003735), (244, 3478655), (265, 3202988), (305, 2782924), (530, 1601494), (610, 1391462), (1060, 800747), (1220, 695731), (3233, 262540), (6466, 131270), (12932, 65635), (13127, 64660), (16165, 52508), (26254, 32330)]