271601840

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{31147}}^1$

素因数の和:31269

約数の個数: 40

約数和(自身を含む): 637288080

約数和(自身を除く): 365686240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 31147, 62294, 124588, 155735, 249176, 311470, 498352, 622940, 1245880, 2491760, 3395023, 6790046, 13580092, 16975115, 27160184, 33950230, 54320368, 67900460, 135800920, 271601840]

約数ペア:

[(1, 271601840), (2, 135800920), (4, 67900460), (5, 54320368), (8, 33950230), (10, 27160184), (16, 16975115), (20, 13580092), (40, 6790046), (80, 3395023), (109, 2491760), (218, 1245880), (436, 622940), (545, 498352), (872, 311470), (1090, 249176), (1744, 155735), (2180, 124588), (4360, 62294), (8720, 31147)]