1549860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1987}}^1$

素因数の和:2012

約数の個数: 48

約数和(自身を含む): 4675776

約数和(自身を除く): 3125916

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, 1987, 3974, 5961, 7948, 9935, 11922, 19870, 23844, 25831, 29805, 39740, 51662, 59610, 77493, 103324, 119220, 129155, 154986, 258310, 309972, 387465, 516620, 774930, 1549860]

約数ペア:

[(1, 1549860), (2, 774930), (3, 516620), (4, 387465), (5, 309972), (6, 258310), (10, 154986), (12, 129155), (13, 119220), (15, 103324), (20, 77493), (26, 59610), (30, 51662), (39, 39740), (52, 29805), (60, 25831), (65, 23844), (78, 19870), (130, 11922), (156, 9935), (195, 7948), (260, 5961), (390, 3974), (780, 1987)]