4426140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1039}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 12579840

約数和(自身を除く): 8153700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1039, 1065, 1420, 2078, 2130, 3117, 4156, 4260, 5195, 6234, 10390, 12468, 15585, 20780, 31170, 62340, 73769, 147538, 221307, 295076, 368845, 442614, 737690, 885228, 1106535, 1475380, 2213070, 4426140]

約数ペア:

[(1, 4426140), (2, 2213070), (3, 1475380), (4, 1106535), (5, 885228), (6, 737690), (10, 442614), (12, 368845), (15, 295076), (20, 221307), (30, 147538), (60, 73769), (71, 62340), (142, 31170), (213, 20780), (284, 15585), (355, 12468), (426, 10390), (710, 6234), (852, 5195), (1039, 4260), (1065, 4156), (1420, 3117), (2078, 2130)]