215048920340

素因数分解:

$2^2\times 5^1\times {\mathrm{82009}}^1\times {\mathrm{131113}}^1$

素因数の和:213131

約数の個数: 24

約数和(自身を含む): 451611683880

約数和(自身を除く): 236562763540

約数列:

[1, 2, 4, 5, 10, 20, 82009, 131113, 164018, 262226, 328036, 410045, 524452, 655565, 820090, 1311130, 1640180, 2622260, 10752446017, 21504892034, 43009784068, 53762230085, 107524460170, 215048920340]

約数ペア:

[(1, 215048920340), (2, 107524460170), (4, 53762230085), (5, 43009784068), (10, 21504892034), (20, 10752446017), (82009, 2622260), (131113, 1640180), (164018, 1311130), (262226, 820090), (328036, 655565), (410045, 524452)]