8553520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3449}}^1$

素因数の和:3493

約数の個数: 40

約数和(自身を含む): 20534400

約数和(自身を除く): 11980880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 3449, 6898, 13796, 17245, 27592, 34490, 55184, 68980, 106919, 137960, 213838, 275920, 427676, 534595, 855352, 1069190, 1710704, 2138380, 4276760, 8553520]

約数ペア:

[(1, 8553520), (2, 4276760), (4, 2138380), (5, 1710704), (8, 1069190), (10, 855352), (16, 534595), (20, 427676), (31, 275920), (40, 213838), (62, 137960), (80, 106919), (124, 68980), (155, 55184), (248, 34490), (310, 27592), (496, 17245), (620, 13796), (1240, 6898), (2480, 3449)]