16985540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5939}}^1$

素因数の和:5972

約数の個数: 48

約数和(自身を含む): 41912640

約数和(自身を除く): 24927100

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 5939, 11878, 23756, 29695, 59390, 65329, 77207, 118780, 130658, 154414, 261316, 308828, 326645, 386035, 653290, 772070, 849277, 1306580, 1544140, 1698554, 3397108, 4246385, 8492770, 16985540]

約数ペア:

[(1, 16985540), (2, 8492770), (4, 4246385), (5, 3397108), (10, 1698554), (11, 1544140), (13, 1306580), (20, 849277), (22, 772070), (26, 653290), (44, 386035), (52, 326645), (55, 308828), (65, 261316), (110, 154414), (130, 130658), (143, 118780), (220, 77207), (260, 65329), (286, 59390), (572, 29695), (715, 23756), (1430, 11878), (2860, 5939)]