8111220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10399}}^1$

素因数の和:10424

約数の個数: 48

約数和(自身を含む): 24460800

約数和(自身を除く): 16349580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 10399, 20798, 31197, 41596, 51995, 62394, 103990, 124788, 135187, 155985, 207980, 270374, 311970, 405561, 540748, 623940, 675935, 811122, 1351870, 1622244, 2027805, 2703740, 4055610, 8111220]

約数ペア:

[(1, 8111220), (2, 4055610), (3, 2703740), (4, 2027805), (5, 1622244), (6, 1351870), (10, 811122), (12, 675935), (13, 623940), (15, 540748), (20, 405561), (26, 311970), (30, 270374), (39, 207980), (52, 155985), (60, 135187), (65, 124788), (78, 103990), (130, 62394), (156, 51995), (195, 41596), (260, 31197), (390, 20798), (780, 10399)]