20345280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21193}}^1$

素因数の和:21213

約数の個数: 56

約数和(自身を含む): 64599312

約数和(自身を除く): 44254032

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, 160, 192, 240, 320, 480, 960, 21193, 42386, 63579, 84772, 105965, 127158, 169544, 211930, 254316, 317895, 339088, 423860, 508632, 635790, 678176, 847720, 1017264, 1271580, 1356352, 1695440, 2034528, 2543160, 3390880, 4069056, 5086320, 6781760, 10172640, 20345280]

約数ペア:

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