869660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 2056320

約数和(自身を除く): 1186660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 67, 110, 118, 134, 220, 236, 268, 295, 335, 590, 649, 670, 737, 1180, 1298, 1340, 1474, 2596, 2948, 3245, 3685, 3953, 6490, 7370, 7906, 12980, 14740, 15812, 19765, 39530, 43483, 79060, 86966, 173932, 217415, 434830, 869660]

約数ペア:

[(1, 869660), (2, 434830), (4, 217415), (5, 173932), (10, 86966), (11, 79060), (20, 43483), (22, 39530), (44, 19765), (55, 15812), (59, 14740), (67, 12980), (110, 7906), (118, 7370), (134, 6490), (220, 3953), (236, 3685), (268, 3245), (295, 2948), (335, 2596), (590, 1474), (649, 1340), (670, 1298), (737, 1180)]