2708420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{947}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 6689088

約数和(自身を除く): 3980668

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, 947, 1430, 1894, 2860, 3788, 4735, 9470, 10417, 12311, 18940, 20834, 24622, 41668, 49244, 52085, 61555, 104170, 123110, 135421, 208340, 246220, 270842, 541684, 677105, 1354210, 2708420]

約数ペア:

[(1, 2708420), (2, 1354210), (4, 677105), (5, 541684), (10, 270842), (11, 246220), (13, 208340), (20, 135421), (22, 123110), (26, 104170), (44, 61555), (52, 52085), (55, 49244), (65, 41668), (110, 24622), (130, 20834), (143, 18940), (220, 12311), (260, 10417), (286, 9470), (572, 4735), (715, 3788), (947, 2860), (1430, 1894)]