1848152720

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{325379}}^1$

素因数の和:325463

約数の個数: 40

約数和(自身を含む): 4357488960

約数和(自身を除く): 2509336240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 325379, 650758, 1301516, 1626895, 2603032, 3253790, 5206064, 6507580, 13015160, 23101909, 26030320, 46203818, 92407636, 115509545, 184815272, 231019090, 369630544, 462038180, 924076360, 1848152720]

約数ペア:

[(1, 1848152720), (2, 924076360), (4, 462038180), (5, 369630544), (8, 231019090), (10, 184815272), (16, 115509545), (20, 92407636), (40, 46203818), (71, 26030320), (80, 23101909), (142, 13015160), (284, 6507580), (355, 5206064), (568, 3253790), (710, 2603032), (1136, 1626895), (1420, 1301516), (2840, 650758), (5680, 325379)]