42201520

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8941}}^1$

素因数の和:9013

約数の個数: 40

約数和(自身を含む): 99792720

約数和(自身を除く): 57591200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4720, 8941, 17882, 35764, 44705, 71528, 89410, 143056, 178820, 357640, 527519, 715280, 1055038, 2110076, 2637595, 4220152, 5275190, 8440304, 10550380, 21100760, 42201520]

約数ペア:

[(1, 42201520), (2, 21100760), (4, 10550380), (5, 8440304), (8, 5275190), (10, 4220152), (16, 2637595), (20, 2110076), (40, 1055038), (59, 715280), (80, 527519), (118, 357640), (236, 178820), (295, 143056), (472, 89410), (590, 71528), (944, 44705), (1180, 35764), (2360, 17882), (4720, 8941)]