2854331440

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{870223}}^1$

素因数の和:870277

約数の個数: 40

約数和(自身を含む): 6798189888

約数和(自身を除く): 3943858448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 870223, 1740446, 3480892, 4351115, 6961784, 8702230, 13923568, 17404460, 34808920, 35679143, 69617840, 71358286, 142716572, 178395715, 285433144, 356791430, 570866288, 713582860, 1427165720, 2854331440]

約数ペア:

[(1, 2854331440), (2, 1427165720), (4, 713582860), (5, 570866288), (8, 356791430), (10, 285433144), (16, 178395715), (20, 142716572), (40, 71358286), (41, 69617840), (80, 35679143), (82, 34808920), (164, 17404460), (205, 13923568), (328, 8702230), (410, 6961784), (656, 4351115), (820, 3480892), (1640, 1740446), (3280, 870223)]