17488940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2357}}^1$

素因数の和:2426

約数の個数: 48

約数和(自身を含む): 42783552

約数和(自身を除く): 25294612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 2357, 3710, 4714, 7420, 9428, 11785, 16499, 23570, 32998, 47140, 65996, 82495, 124921, 164990, 249842, 329980, 499684, 624605, 874447, 1249210, 1748894, 2498420, 3497788, 4372235, 8744470, 17488940]

約数ペア:

[(1, 17488940), (2, 8744470), (4, 4372235), (5, 3497788), (7, 2498420), (10, 1748894), (14, 1249210), (20, 874447), (28, 624605), (35, 499684), (53, 329980), (70, 249842), (106, 164990), (140, 124921), (212, 82495), (265, 65996), (371, 47140), (530, 32998), (742, 23570), (1060, 16499), (1484, 11785), (1855, 9428), (2357, 7420), (3710, 4714)]