1427729560

素因数分解:

$2^3\times 5^1\times {\mathrm{2011}}^1\times {\mathrm{17749}}^1$

素因数の和:19771

約数の個数: 32

約数和(自身を含む): 3214170000

約数和(自身を除く): 1786440440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2011, 4022, 8044, 10055, 16088, 17749, 20110, 35498, 40220, 70996, 80440, 88745, 141992, 177490, 354980, 709960, 35693239, 71386478, 142772956, 178466195, 285545912, 356932390, 713864780, 1427729560]

約数ペア:

[(1, 1427729560), (2, 713864780), (4, 356932390), (5, 285545912), (8, 178466195), (10, 142772956), (20, 71386478), (40, 35693239), (2011, 709960), (4022, 354980), (8044, 177490), (10055, 141992), (16088, 88745), (17749, 80440), (20110, 70996), (35498, 40220)]