1885333840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1812821}}^1$

素因数の和:1812847

約数の個数: 40

約数和(自身を含む): 4720588488

約数和(自身を除く): 2835254648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1812821, 3625642, 7251284, 9064105, 14502568, 18128210, 23566673, 29005136, 36256420, 47133346, 72512840, 94266692, 117833365, 145025680, 188533384, 235666730, 377066768, 471333460, 942666920, 1885333840]

約数ペア:

[(1, 1885333840), (2, 942666920), (4, 471333460), (5, 377066768), (8, 235666730), (10, 188533384), (13, 145025680), (16, 117833365), (20, 94266692), (26, 72512840), (40, 47133346), (52, 36256420), (65, 29005136), (80, 23566673), (104, 18128210), (130, 14502568), (208, 9064105), (260, 7251284), (520, 3625642), (1040, 1812821)]