194857790

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{319439}}^1$

素因数の和:319507

約数の個数: 16

約数和(自身を含む): 356495040

約数和(自身を除く): 161637250

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 319439, 638878, 1597195, 3194390, 19485779, 38971558, 97428895, 194857790]

約数ペア:

[(1, 194857790), (2, 97428895), (5, 38971558), (10, 19485779), (61, 3194390), (122, 1597195), (305, 638878), (610, 319439)]