2420560

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{383}}^1$

素因数の和:475

約数の個数: 40

約数和(自身を含む): 5713920

約数和(自身を除く): 3293360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 383, 395, 632, 766, 790, 1264, 1532, 1580, 1915, 3064, 3160, 3830, 6128, 6320, 7660, 15320, 30257, 30640, 60514, 121028, 151285, 242056, 302570, 484112, 605140, 1210280, 2420560]

約数ペア:

[(1, 2420560), (2, 1210280), (4, 605140), (5, 484112), (8, 302570), (10, 242056), (16, 151285), (20, 121028), (40, 60514), (79, 30640), (80, 30257), (158, 15320), (316, 7660), (383, 6320), (395, 6128), (632, 3830), (766, 3160), (790, 3064), (1264, 1915), (1532, 1580)]