41238220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 88941888

約数和(自身を除く): 47703668

約数列:

[1, 2, 4, 5, 10, 20, 71, 113, 142, 226, 257, 284, 355, 452, 514, 565, 710, 1028, 1130, 1285, 1420, 2260, 2570, 5140, 8023, 16046, 18247, 29041, 32092, 36494, 40115, 58082, 72988, 80230, 91235, 116164, 145205, 160460, 182470, 290410, 364940, 580820, 2061911, 4123822, 8247644, 10309555, 20619110, 41238220]

約数ペア:

[(1, 41238220), (2, 20619110), (4, 10309555), (5, 8247644), (10, 4123822), (20, 2061911), (71, 580820), (113, 364940), (142, 290410), (226, 182470), (257, 160460), (284, 145205), (355, 116164), (452, 91235), (514, 80230), (565, 72988), (710, 58082), (1028, 40115), (1130, 36494), (1285, 32092), (1420, 29041), (2260, 18247), (2570, 16046), (5140, 8023)]