30285890

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 55978560

約数和(自身を除く): 25692670

約数列:

[1, 2, 5, 10, 61, 122, 131, 262, 305, 379, 610, 655, 758, 1310, 1895, 3790, 7991, 15982, 23119, 39955, 46238, 49649, 79910, 99298, 115595, 231190, 248245, 496490, 3028589, 6057178, 15142945, 30285890]

約数ペア:

[(1, 30285890), (2, 15142945), (5, 6057178), (10, 3028589), (61, 496490), (122, 248245), (131, 231190), (262, 115595), (305, 99298), (379, 79910), (610, 49649), (655, 46238), (758, 39955), (1310, 23119), (1895, 15982), (3790, 7991)]