4042480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^3\times {\mathrm{23}}^1$

素因数の和:75

約数の個数: 80

約数和(自身を含む): 10624320

約数和(自身を除く): 6581840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 169, 184, 208, 230, 260, 299, 338, 368, 460, 520, 598, 676, 845, 920, 1040, 1196, 1352, 1495, 1690, 1840, 2197, 2392, 2704, 2990, 3380, 3887, 4394, 4784, 5980, 6760, 7774, 8788, 10985, 11960, 13520, 15548, 17576, 19435, 21970, 23920, 31096, 35152, 38870, 43940, 50531, 62192, 77740, 87880, 101062, 155480, 175760, 202124, 252655, 310960, 404248, 505310, 808496, 1010620, 2021240, 4042480]

約数ペア:

[(1, 4042480), (2, 2021240), (4, 1010620), (5, 808496), (8, 505310), (10, 404248), (13, 310960), (16, 252655), (20, 202124), (23, 175760), (26, 155480), (40, 101062), (46, 87880), (52, 77740), (65, 62192), (80, 50531), (92, 43940), (104, 38870), (115, 35152), (130, 31096), (169, 23920), (184, 21970), (208, 19435), (230, 17576), (260, 15548), (299, 13520), (338, 11960), (368, 10985), (460, 8788), (520, 7774), (598, 6760), (676, 5980), (845, 4784), (920, 4394), (1040, 3887), (1196, 3380), (1352, 2990), (1495, 2704), (1690, 2392), (1840, 2197)]