30351620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1091}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 69346368

約数和(自身を除く): 38994748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 1070, 1091, 1391, 2140, 2182, 2782, 4364, 5455, 5564, 6955, 10910, 13910, 14183, 21820, 27820, 28366, 56732, 70915, 116737, 141830, 233474, 283660, 466948, 583685, 1167370, 1517581, 2334740, 3035162, 6070324, 7587905, 15175810, 30351620]

約数ペア:

[(1, 30351620), (2, 15175810), (4, 7587905), (5, 6070324), (10, 3035162), (13, 2334740), (20, 1517581), (26, 1167370), (52, 583685), (65, 466948), (107, 283660), (130, 233474), (214, 141830), (260, 116737), (428, 70915), (535, 56732), (1070, 28366), (1091, 27820), (1391, 21820), (2140, 14183), (2182, 13910), (2782, 10910), (4364, 6955), (5455, 5564)]