20996933230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3121}}^1\times {\mathrm{7393}}^1$

素因数の和:10541

約数の個数: 64

約数和(自身を含む): 46537481088

約数和(自身を除く): 25540547858

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 3121, 6242, 7393, 14786, 15605, 21847, 31210, 36965, 40573, 43694, 51751, 73930, 81146, 96109, 103502, 109235, 192218, 202865, 218470, 258755, 284011, 405730, 480545, 517510, 568022, 672763, 961090, 1345526, 1420055, 2840110, 3363815, 6727630, 23073553, 46147106, 115367765, 161514871, 230735530, 299956189, 323029742, 599912378, 807574355, 1499780945, 1615148710, 2099693323, 2999561890, 4199386646, 10498466615, 20996933230]

約数ペア:

[(1, 20996933230), (2, 10498466615), (5, 4199386646), (7, 2999561890), (10, 2099693323), (13, 1615148710), (14, 1499780945), (26, 807574355), (35, 599912378), (65, 323029742), (70, 299956189), (91, 230735530), (130, 161514871), (182, 115367765), (455, 46147106), (910, 23073553), (3121, 6727630), (6242, 3363815), (7393, 2840110), (14786, 1420055), (15605, 1345526), (21847, 961090), (31210, 672763), (36965, 568022), (40573, 517510), (43694, 480545), (51751, 405730), (73930, 284011), (81146, 258755), (96109, 218470), (103502, 202865), (109235, 192218)]