7804360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 19440000

約数和(自身を除く): 11635640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 499, 680, 782, 920, 998, 1564, 1955, 1996, 2495, 3128, 3910, 3992, 4990, 7820, 8483, 9980, 11477, 15640, 16966, 19960, 22954, 33932, 42415, 45908, 57385, 67864, 84830, 91816, 114770, 169660, 195109, 229540, 339320, 390218, 459080, 780436, 975545, 1560872, 1951090, 3902180, 7804360]

約数ペア:

[(1, 7804360), (2, 3902180), (4, 1951090), (5, 1560872), (8, 975545), (10, 780436), (17, 459080), (20, 390218), (23, 339320), (34, 229540), (40, 195109), (46, 169660), (68, 114770), (85, 91816), (92, 84830), (115, 67864), (136, 57385), (170, 45908), (184, 42415), (230, 33932), (340, 22954), (391, 19960), (460, 16966), (499, 15640), (680, 11477), (782, 9980), (920, 8483), (998, 7820), (1564, 4990), (1955, 3992), (1996, 3910), (2495, 3128)]