28185580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{863}}^1$

素因数の和:966

約数の個数: 48

約数和(自身を含む): 62705664

約数和(自身を除く): 34520084

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 71, 92, 115, 142, 230, 284, 355, 460, 710, 863, 1420, 1633, 1726, 3266, 3452, 4315, 6532, 8165, 8630, 16330, 17260, 19849, 32660, 39698, 61273, 79396, 99245, 122546, 198490, 245092, 306365, 396980, 612730, 1225460, 1409279, 2818558, 5637116, 7046395, 14092790, 28185580]

約数ペア:

[(1, 28185580), (2, 14092790), (4, 7046395), (5, 5637116), (10, 2818558), (20, 1409279), (23, 1225460), (46, 612730), (71, 396980), (92, 306365), (115, 245092), (142, 198490), (230, 122546), (284, 99245), (355, 79396), (460, 61273), (710, 39698), (863, 32660), (1420, 19849), (1633, 17260), (1726, 16330), (3266, 8630), (3452, 8165), (4315, 6532)]