2057990520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{39791}}^1$

素因数の和:40236

約数の個数: 64

約数和(自身を含む): 6188451840

約数和(自身を除く): 4130461320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 431, 862, 1293, 1724, 2155, 2586, 3448, 4310, 5172, 6465, 8620, 10344, 12930, 17240, 25860, 39791, 51720, 79582, 119373, 159164, 198955, 238746, 318328, 397910, 477492, 596865, 795820, 954984, 1193730, 1591640, 2387460, 4774920, 17149921, 34299842, 51449763, 68599684, 85749605, 102899526, 137199368, 171499210, 205799052, 257248815, 342998420, 411598104, 514497630, 685996840, 1028995260, 2057990520]

約数ペア:

[(1, 2057990520), (2, 1028995260), (3, 685996840), (4, 514497630), (5, 411598104), (6, 342998420), (8, 257248815), (10, 205799052), (12, 171499210), (15, 137199368), (20, 102899526), (24, 85749605), (30, 68599684), (40, 51449763), (60, 34299842), (120, 17149921), (431, 4774920), (862, 2387460), (1293, 1591640), (1724, 1193730), (2155, 954984), (2586, 795820), (3448, 596865), (4310, 477492), (5172, 397910), (6465, 318328), (8620, 238746), (10344, 198955), (12930, 159164), (17240, 119373), (25860, 79582), (39791, 51720)]