4909060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 11289600

約数和(自身を除く): 6380540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 239, 260, 316, 395, 478, 790, 956, 1027, 1195, 1580, 2054, 2390, 3107, 4108, 4780, 5135, 6214, 10270, 12428, 15535, 18881, 20540, 31070, 37762, 62140, 75524, 94405, 188810, 245453, 377620, 490906, 981812, 1227265, 2454530, 4909060]

約数ペア:

[(1, 4909060), (2, 2454530), (4, 1227265), (5, 981812), (10, 490906), (13, 377620), (20, 245453), (26, 188810), (52, 94405), (65, 75524), (79, 62140), (130, 37762), (158, 31070), (239, 20540), (260, 18881), (316, 15535), (395, 12428), (478, 10270), (790, 6214), (956, 5135), (1027, 4780), (1195, 4108), (1580, 3107), (2054, 2390)]