142474040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{58391}}^1$

素因数の和:58463

約数の個数: 32

約数和(自身を含む): 325827360

約数和(自身を除く): 183353320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 58391, 116782, 233564, 291955, 467128, 583910, 1167820, 2335640, 3561851, 7123702, 14247404, 17809255, 28494808, 35618510, 71237020, 142474040]

約数ペア:

[(1, 142474040), (2, 71237020), (4, 35618510), (5, 28494808), (8, 17809255), (10, 14247404), (20, 7123702), (40, 3561851), (61, 2335640), (122, 1167820), (244, 583910), (305, 467128), (488, 291955), (610, 233564), (1220, 116782), (2440, 58391)]