1890202480

素因数分解:

$2^4\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{22481}}^1$

素因数の和:23545

約数の個数: 40

約数和(自身を含む): 4399097904

約数和(自身を除く): 2508895424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1051, 2102, 4204, 5255, 8408, 10510, 16816, 21020, 22481, 42040, 44962, 84080, 89924, 112405, 179848, 224810, 359696, 449620, 899240, 1798480, 23627531, 47255062, 94510124, 118137655, 189020248, 236275310, 378040496, 472550620, 945101240, 1890202480]

約数ペア:

[(1, 1890202480), (2, 945101240), (4, 472550620), (5, 378040496), (8, 236275310), (10, 189020248), (16, 118137655), (20, 94510124), (40, 47255062), (80, 23627531), (1051, 1798480), (2102, 899240), (4204, 449620), (5255, 359696), (8408, 224810), (10510, 179848), (16816, 112405), (21020, 89924), (22481, 84080), (42040, 44962)]