42554320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17159}}^1$

素因数の和:17203

約数の個数: 40

約数和(自身を含む): 102136320

約数和(自身を除く): 59582000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 17159, 34318, 68636, 85795, 137272, 171590, 274544, 343180, 531929, 686360, 1063858, 1372720, 2127716, 2659645, 4255432, 5319290, 8510864, 10638580, 21277160, 42554320]

約数ペア:

[(1, 42554320), (2, 21277160), (4, 10638580), (5, 8510864), (8, 5319290), (10, 4255432), (16, 2659645), (20, 2127716), (31, 1372720), (40, 1063858), (62, 686360), (80, 531929), (124, 343180), (155, 274544), (248, 171590), (310, 137272), (496, 85795), (620, 68636), (1240, 34318), (2480, 17159)]