1488760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 4132800

約数和(自身を除く): 2644040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 409, 455, 520, 728, 818, 910, 1636, 1820, 2045, 2863, 3272, 3640, 4090, 5317, 5726, 8180, 10634, 11452, 14315, 16360, 21268, 22904, 26585, 28630, 37219, 42536, 53170, 57260, 74438, 106340, 114520, 148876, 186095, 212680, 297752, 372190, 744380, 1488760]

約数ペア:

[(1, 1488760), (2, 744380), (4, 372190), (5, 297752), (7, 212680), (8, 186095), (10, 148876), (13, 114520), (14, 106340), (20, 74438), (26, 57260), (28, 53170), (35, 42536), (40, 37219), (52, 28630), (56, 26585), (65, 22904), (70, 21268), (91, 16360), (104, 14315), (130, 11452), (140, 10634), (182, 8180), (260, 5726), (280, 5317), (364, 4090), (409, 3640), (455, 3272), (520, 2863), (728, 2045), (818, 1820), (910, 1636)]