8049080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{673}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 20381760

約数和(自身を除く): 12332680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 673, 920, 1196, 1346, 1495, 2392, 2692, 2990, 3365, 5384, 5980, 6730, 8749, 11960, 13460, 15479, 17498, 26920, 30958, 34996, 43745, 61916, 69992, 77395, 87490, 123832, 154790, 174980, 201227, 309580, 349960, 402454, 619160, 804908, 1006135, 1609816, 2012270, 4024540, 8049080]

約数ペア:

[(1, 8049080), (2, 4024540), (4, 2012270), (5, 1609816), (8, 1006135), (10, 804908), (13, 619160), (20, 402454), (23, 349960), (26, 309580), (40, 201227), (46, 174980), (52, 154790), (65, 123832), (92, 87490), (104, 77395), (115, 69992), (130, 61916), (184, 43745), (230, 34996), (260, 30958), (299, 26920), (460, 17498), (520, 15479), (598, 13460), (673, 11960), (920, 8749), (1196, 6730), (1346, 5980), (1495, 5384), (2392, 3365), (2692, 2990)]