1999565520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{8331523}}^1$

素因数の和:8331539

約数の個数: 40

約数和(自身を含む): 6198653856

約数和(自身を除く): 4199088336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 8331523, 16663046, 24994569, 33326092, 41657615, 49989138, 66652184, 83315230, 99978276, 124972845, 133304368, 166630460, 199956552, 249945690, 333260920, 399913104, 499891380, 666521840, 999782760, 1999565520]

約数ペア:

[(1, 1999565520), (2, 999782760), (3, 666521840), (4, 499891380), (5, 399913104), (6, 333260920), (8, 249945690), (10, 199956552), (12, 166630460), (15, 133304368), (16, 124972845), (20, 99978276), (24, 83315230), (30, 66652184), (40, 49989138), (48, 41657615), (60, 33326092), (80, 24994569), (120, 16663046), (240, 8331523)]