40690560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{21193}}^1$

素因数の和:21215

約数の個数: 64

約数和(自身を含む): 129707280

約数和(自身を除く): 89016720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 21193, 42386, 63579, 84772, 105965, 127158, 169544, 211930, 254316, 317895, 339088, 423860, 508632, 635790, 678176, 847720, 1017264, 1271580, 1356352, 1695440, 2034528, 2543160, 2712704, 3390880, 4069056, 5086320, 6781760, 8138112, 10172640, 13563520, 20345280, 40690560]

約数ペア:

[(1, 40690560), (2, 20345280), (3, 13563520), (4, 10172640), (5, 8138112), (6, 6781760), (8, 5086320), (10, 4069056), (12, 3390880), (15, 2712704), (16, 2543160), (20, 2034528), (24, 1695440), (30, 1356352), (32, 1271580), (40, 1017264), (48, 847720), (60, 678176), (64, 635790), (80, 508632), (96, 423860), (120, 339088), (128, 317895), (160, 254316), (192, 211930), (240, 169544), (320, 127158), (384, 105965), (480, 84772), (640, 63579), (960, 42386), (1920, 21193)]