191620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:100

約数の個数: 48

約数和(自身を含む): 479808

約数和(自身を除く): 288188

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 67, 110, 130, 134, 143, 220, 260, 268, 286, 335, 572, 670, 715, 737, 871, 1340, 1430, 1474, 1742, 2860, 2948, 3484, 3685, 4355, 7370, 8710, 9581, 14740, 17420, 19162, 38324, 47905, 95810, 191620]

約数ペア:

[(1, 191620), (2, 95810), (4, 47905), (5, 38324), (10, 19162), (11, 17420), (13, 14740), (20, 9581), (22, 8710), (26, 7370), (44, 4355), (52, 3685), (55, 3484), (65, 2948), (67, 2860), (110, 1742), (130, 1474), (134, 1430), (143, 1340), (220, 871), (260, 737), (268, 715), (286, 670), (335, 572)]