2507658920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4822421}}^1$

素因数の和:4822445

約数の個数: 32

約数和(自身を含む): 6076251720

約数和(自身を除く): 3568592800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 4822421, 9644842, 19289684, 24112105, 38579368, 48224210, 62691473, 96448420, 125382946, 192896840, 250765892, 313457365, 501531784, 626914730, 1253829460, 2507658920]

約数ペア:

[(1, 2507658920), (2, 1253829460), (4, 626914730), (5, 501531784), (8, 313457365), (10, 250765892), (13, 192896840), (20, 125382946), (26, 96448420), (40, 62691473), (52, 48224210), (65, 38579368), (104, 24112105), (130, 19289684), (260, 9644842), (520, 4822421)]