42669580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 91929600

約数和(自身を除く): 49260020

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 151, 199, 284, 302, 355, 398, 604, 710, 755, 796, 995, 1420, 1510, 1990, 3020, 3980, 10721, 14129, 21442, 28258, 30049, 42884, 53605, 56516, 60098, 70645, 107210, 120196, 141290, 150245, 214420, 282580, 300490, 600980, 2133479, 4266958, 8533916, 10667395, 21334790, 42669580]

約数ペア:

[(1, 42669580), (2, 21334790), (4, 10667395), (5, 8533916), (10, 4266958), (20, 2133479), (71, 600980), (142, 300490), (151, 282580), (199, 214420), (284, 150245), (302, 141290), (355, 120196), (398, 107210), (604, 70645), (710, 60098), (755, 56516), (796, 53605), (995, 42884), (1420, 30049), (1510, 28258), (1990, 21442), (3020, 14129), (3980, 10721)]