17726380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2389}}^1$

素因数の和:2458

約数の個数: 48

約数和(自身を含む): 43364160

約数和(自身を除く): 25637780

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, 2389, 3710, 4778, 7420, 9556, 11945, 16723, 23890, 33446, 47780, 66892, 83615, 126617, 167230, 253234, 334460, 506468, 633085, 886319, 1266170, 1772638, 2532340, 3545276, 4431595, 8863190, 17726380]

約数ペア:

[(1, 17726380), (2, 8863190), (4, 4431595), (5, 3545276), (7, 2532340), (10, 1772638), (14, 1266170), (20, 886319), (28, 633085), (35, 506468), (53, 334460), (70, 253234), (106, 167230), (140, 126617), (212, 83615), (265, 66892), (371, 47780), (530, 33446), (742, 23890), (1060, 16723), (1484, 11945), (1855, 9556), (2389, 7420), (3710, 4778)]