98814640

素因数分解:

$2^4\times 5^1\times {\mathrm{1235183}}^1$

素因数の和:1235196

約数の個数: 20

約数和(自身を含む): 229744224

約数和(自身を除く): 130929584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1235183, 2470366, 4940732, 6175915, 9881464, 12351830, 19762928, 24703660, 49407320, 98814640]

約数ペア:

[(1, 98814640), (2, 49407320), (4, 24703660), (5, 19762928), (8, 12351830), (10, 9881464), (16, 6175915), (20, 4940732), (40, 2470366), (80, 1235183)]