190011340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{155747}}^1$

素因数の和:155817

約数の個数: 24

約数和(自身を含む): 405567792

約数和(自身を除く): 215556452

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 155747, 311494, 622988, 778735, 1557470, 3114940, 9500567, 19001134, 38002268, 47502835, 95005670, 190011340]

約数ペア:

[(1, 190011340), (2, 95005670), (4, 47502835), (5, 38002268), (10, 19001134), (20, 9500567), (61, 3114940), (122, 1557470), (244, 778735), (305, 622988), (610, 311494), (1220, 155747)]