2010145820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^2\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 4354457184

約数和(自身を除く): 2344311364

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 173, 188, 235, 263, 346, 470, 526, 692, 865, 940, 1052, 1315, 1730, 2209, 2630, 3460, 4418, 5260, 8131, 8836, 11045, 12361, 16262, 22090, 24722, 32524, 40655, 44180, 45499, 49444, 61805, 81310, 90998, 123610, 162620, 181996, 227495, 247220, 382157, 454990, 580967, 764314, 909980, 1161934, 1528628, 1910785, 2138453, 2323868, 2904835, 3821570, 4276906, 5809670, 7643140, 8553812, 10692265, 11619340, 21384530, 42769060, 100507291, 201014582, 402029164, 502536455, 1005072910, 2010145820]

約数ペア:

[(1, 2010145820), (2, 1005072910), (4, 502536455), (5, 402029164), (10, 201014582), (20, 100507291), (47, 42769060), (94, 21384530), (173, 11619340), (188, 10692265), (235, 8553812), (263, 7643140), (346, 5809670), (470, 4276906), (526, 3821570), (692, 2904835), (865, 2323868), (940, 2138453), (1052, 1910785), (1315, 1528628), (1730, 1161934), (2209, 909980), (2630, 764314), (3460, 580967), (4418, 454990), (5260, 382157), (8131, 247220), (8836, 227495), (11045, 181996), (12361, 162620), (16262, 123610), (22090, 90998), (24722, 81310), (32524, 61805), (40655, 49444), (44180, 45499)]