17222440

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{773}}^1$

素因数の和:1341

約数の個数: 32

約数和(自身を含む): 38870280

約数和(自身を除く): 21647840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 773, 1114, 1546, 2228, 2785, 3092, 3865, 4456, 5570, 6184, 7730, 11140, 15460, 22280, 30920, 430561, 861122, 1722244, 2152805, 3444488, 4305610, 8611220, 17222440]

約数ペア:

[(1, 17222440), (2, 8611220), (4, 4305610), (5, 3444488), (8, 2152805), (10, 1722244), (20, 861122), (40, 430561), (557, 30920), (773, 22280), (1114, 15460), (1546, 11140), (2228, 7730), (2785, 6184), (3092, 5570), (3865, 4456)]