2836780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 6340320

約数和(自身を除く): 3503540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 67, 73, 116, 134, 145, 146, 268, 290, 292, 335, 365, 580, 670, 730, 1340, 1460, 1943, 2117, 3886, 4234, 4891, 7772, 8468, 9715, 9782, 10585, 19430, 19564, 21170, 24455, 38860, 42340, 48910, 97820, 141839, 283678, 567356, 709195, 1418390, 2836780]

約数ペア:

[(1, 2836780), (2, 1418390), (4, 709195), (5, 567356), (10, 283678), (20, 141839), (29, 97820), (58, 48910), (67, 42340), (73, 38860), (116, 24455), (134, 21170), (145, 19564), (146, 19430), (268, 10585), (290, 9782), (292, 9715), (335, 8468), (365, 7772), (580, 4891), (670, 4234), (730, 3886), (1340, 2117), (1460, 1943)]