13810920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1621}}^1$

素因数の和:1706

約数の個数: 64

約数和(自身を含む): 42042240

約数和(自身を除く): 28231320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1621, 1704, 2130, 2840, 3242, 4260, 4863, 6484, 8105, 8520, 9726, 12968, 16210, 19452, 24315, 32420, 38904, 48630, 64840, 97260, 115091, 194520, 230182, 345273, 460364, 575455, 690546, 920728, 1150910, 1381092, 1726365, 2301820, 2762184, 3452730, 4603640, 6905460, 13810920]

約数ペア:

[(1, 13810920), (2, 6905460), (3, 4603640), (4, 3452730), (5, 2762184), (6, 2301820), (8, 1726365), (10, 1381092), (12, 1150910), (15, 920728), (20, 690546), (24, 575455), (30, 460364), (40, 345273), (60, 230182), (71, 194520), (120, 115091), (142, 97260), (213, 64840), (284, 48630), (355, 38904), (426, 32420), (568, 24315), (710, 19452), (852, 16210), (1065, 12968), (1420, 9726), (1621, 8520), (1704, 8105), (2130, 6484), (2840, 4863), (3242, 4260)]