1721335105360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1655129909}}^1$

素因数の和:1655129935

約数の個数: 40

約数和(自身を含む): 4309958285640

約数和(自身を除く): 2588623180280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1655129909, 3310259818, 6620519636, 8275649545, 13241039272, 16551299090, 21516688817, 26482078544, 33102598180, 43033377634, 66205196360, 86066755268, 107583444085, 132410392720, 172133510536, 215166888170, 344267021072, 430333776340, 860667552680, 1721335105360]

約数ペア:

[(1, 1721335105360), (2, 860667552680), (4, 430333776340), (5, 344267021072), (8, 215166888170), (10, 172133510536), (13, 132410392720), (16, 107583444085), (20, 86066755268), (26, 66205196360), (40, 43033377634), (52, 33102598180), (65, 26482078544), (80, 21516688817), (104, 16551299090), (130, 13241039272), (208, 8275649545), (260, 6620519636), (520, 3310259818), (1040, 1655129909)]