20597430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2281}}^1$

素因数の和:2341

約数の個数: 64

約数和(自身を含む): 57835008

約数和(自身を除く): 37237578

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 258, 301, 430, 602, 645, 903, 1290, 1505, 1806, 2281, 3010, 4515, 4562, 6843, 9030, 11405, 13686, 15967, 22810, 31934, 34215, 47901, 68430, 79835, 95802, 98083, 159670, 196166, 239505, 294249, 479010, 490415, 588498, 686581, 980830, 1373162, 1471245, 2059743, 2942490, 3432905, 4119486, 6865810, 10298715, 20597430]

約数ペア:

[(1, 20597430), (2, 10298715), (3, 6865810), (5, 4119486), (6, 3432905), (7, 2942490), (10, 2059743), (14, 1471245), (15, 1373162), (21, 980830), (30, 686581), (35, 588498), (42, 490415), (43, 479010), (70, 294249), (86, 239505), (105, 196166), (129, 159670), (210, 98083), (215, 95802), (258, 79835), (301, 68430), (430, 47901), (602, 34215), (645, 31934), (903, 22810), (1290, 15967), (1505, 13686), (1806, 11405), (2281, 9030), (3010, 6843), (4515, 4562)]