2185690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:103

約数の個数: 64

約数和(自身を含む): 4790016

約数和(自身を除く): 2604326

約数列:

[1, 2, 5, 10, 13, 17, 23, 26, 34, 43, 46, 65, 85, 86, 115, 130, 170, 215, 221, 230, 299, 391, 430, 442, 559, 598, 731, 782, 989, 1105, 1118, 1462, 1495, 1955, 1978, 2210, 2795, 2990, 3655, 3910, 4945, 5083, 5590, 7310, 9503, 9890, 10166, 12857, 16813, 19006, 25415, 25714, 33626, 47515, 50830, 64285, 84065, 95030, 128570, 168130, 218569, 437138, 1092845, 2185690]

約数ペア:

[(1, 2185690), (2, 1092845), (5, 437138), (10, 218569), (13, 168130), (17, 128570), (23, 95030), (26, 84065), (34, 64285), (43, 50830), (46, 47515), (65, 33626), (85, 25714), (86, 25415), (115, 19006), (130, 16813), (170, 12857), (215, 10166), (221, 9890), (230, 9503), (299, 7310), (391, 5590), (430, 5083), (442, 4945), (559, 3910), (598, 3655), (731, 2990), (782, 2795), (989, 2210), (1105, 1978), (1118, 1955), (1462, 1495)]