549494360

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{829}}^1$

素因数の和:1140

約数の個数: 64

約数和(自身を含む): 1260338400

約数和(自身を除く): 710844040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 227, 292, 365, 454, 584, 730, 829, 908, 1135, 1460, 1658, 1816, 2270, 2920, 3316, 4145, 4540, 6632, 8290, 9080, 16571, 16580, 33142, 33160, 60517, 66284, 82855, 121034, 132568, 165710, 188183, 242068, 302585, 331420, 376366, 484136, 605170, 662840, 752732, 940915, 1210340, 1505464, 1881830, 2420680, 3763660, 7527320, 13737359, 27474718, 54949436, 68686795, 109898872, 137373590, 274747180, 549494360]

約数ペア:

[(1, 549494360), (2, 274747180), (4, 137373590), (5, 109898872), (8, 68686795), (10, 54949436), (20, 27474718), (40, 13737359), (73, 7527320), (146, 3763660), (227, 2420680), (292, 1881830), (365, 1505464), (454, 1210340), (584, 940915), (730, 752732), (829, 662840), (908, 605170), (1135, 484136), (1460, 376366), (1658, 331420), (1816, 302585), (2270, 242068), (2920, 188183), (3316, 165710), (4145, 132568), (4540, 121034), (6632, 82855), (8290, 66284), (9080, 60517), (16571, 33160), (16580, 33142)]