6489512.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{110609}}^1$

素因数の和:110633

約数の個数: 32

約数和(自身を含む): 139368600

約数和(自身を除く): 81851920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 110609, 221218, 442436, 553045, 884872, 1106090, 1437917, 2212180, 2875834, 4424360, 5751668, 7189585, 11503336, 14379170, 28758340, 57516680]

約数ペア:

[(1, 57516680), (2, 28758340), (4, 14379170), (5, 11503336), (8, 7189585), (10, 5751668), (13, 4424360), (20, 2875834), (26, 2212180), (40, 1437917), (52, 1106090), (65, 884872), (104, 553045), (130, 442436), (260, 221218), (520, 110609)]