17920920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{149341}}^1$

素因数の和:149355

約数の個数: 32

約数和(自身を含む): 53763120

約数和(自身を除く): 35842200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 149341, 298682, 448023, 597364, 746705, 896046, 1194728, 1493410, 1792092, 2240115, 2986820, 3584184, 4480230, 5973640, 8960460, 17920920]

約数ペア:

[(1, 17920920), (2, 8960460), (3, 5973640), (4, 4480230), (5, 3584184), (6, 2986820), (8, 2240115), (10, 1792092), (12, 1493410), (15, 1194728), (20, 896046), (24, 746705), (30, 597364), (40, 448023), (60, 298682), (120, 149341)]