2045753840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1967071}}^1$

素因数の和:1967097

約数の個数: 40

約数和(自身を含む): 5122255488

約数和(自身を除く): 3076501648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1967071, 3934142, 7868284, 9835355, 15736568, 19670710, 25571923, 31473136, 39341420, 51143846, 78682840, 102287692, 127859615, 157365680, 204575384, 255719230, 409150768, 511438460, 1022876920, 2045753840]

約数ペア:

[(1, 2045753840), (2, 1022876920), (4, 511438460), (5, 409150768), (8, 255719230), (10, 204575384), (13, 157365680), (16, 127859615), (20, 102287692), (26, 78682840), (40, 51143846), (52, 39341420), (65, 31473136), (80, 25571923), (104, 19670710), (130, 15736568), (208, 9835355), (260, 7868284), (520, 3934142), (1040, 1967071)]