2011279240

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1\times {\mathrm{3347}}^1$

素因数の和:3622

約数の個数: 64

約数和(自身を含む): 4606580160

約数和(自身を除く): 2595300920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 181, 332, 362, 415, 664, 724, 830, 905, 1448, 1660, 1810, 3320, 3347, 3620, 6694, 7240, 13388, 15023, 16735, 26776, 30046, 33470, 60092, 66940, 75115, 120184, 133880, 150230, 277801, 300460, 555602, 600920, 605807, 1111204, 1211614, 1389005, 2222408, 2423228, 2778010, 3029035, 4846456, 5556020, 6058070, 11112040, 12116140, 24232280, 50281981, 100563962, 201127924, 251409905, 402255848, 502819810, 1005639620, 2011279240]

約数ペア:

[(1, 2011279240), (2, 1005639620), (4, 502819810), (5, 402255848), (8, 251409905), (10, 201127924), (20, 100563962), (40, 50281981), (83, 24232280), (166, 12116140), (181, 11112040), (332, 6058070), (362, 5556020), (415, 4846456), (664, 3029035), (724, 2778010), (830, 2423228), (905, 2222408), (1448, 1389005), (1660, 1211614), (1810, 1111204), (3320, 605807), (3347, 600920), (3620, 555602), (6694, 300460), (7240, 277801), (13388, 150230), (15023, 133880), (16735, 120184), (26776, 75115), (30046, 66940), (33470, 60092)]