11801660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2389}}^1$

素因数の和:2430

約数の個数: 48

約数和(自身を含む): 28106400

約数和(自身を除く): 16304740

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2389, 2470, 4778, 4940, 9556, 11945, 23890, 31057, 45391, 47780, 62114, 90782, 124228, 155285, 181564, 226955, 310570, 453910, 590083, 621140, 907820, 1180166, 2360332, 2950415, 5900830, 11801660]

約数ペア:

[(1, 11801660), (2, 5900830), (4, 2950415), (5, 2360332), (10, 1180166), (13, 907820), (19, 621140), (20, 590083), (26, 453910), (38, 310570), (52, 226955), (65, 181564), (76, 155285), (95, 124228), (130, 90782), (190, 62114), (247, 47780), (260, 45391), (380, 31057), (494, 23890), (988, 11945), (1235, 9556), (2389, 4940), (2470, 4778)]