4961840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{367}}^1$

素因数の和:406

約数の個数: 60

約数和(自身を含む): 12525984

約数和(自身を除く): 7564144

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 367, 520, 676, 734, 845, 1040, 1352, 1468, 1690, 1835, 2704, 2936, 3380, 3670, 4771, 5872, 6760, 7340, 9542, 13520, 14680, 19084, 23855, 29360, 38168, 47710, 62023, 76336, 95420, 124046, 190840, 248092, 310115, 381680, 496184, 620230, 992368, 1240460, 2480920, 4961840]

約数ペア:

[(1, 4961840), (2, 2480920), (4, 1240460), (5, 992368), (8, 620230), (10, 496184), (13, 381680), (16, 310115), (20, 248092), (26, 190840), (40, 124046), (52, 95420), (65, 76336), (80, 62023), (104, 47710), (130, 38168), (169, 29360), (208, 23855), (260, 19084), (338, 14680), (367, 13520), (520, 9542), (676, 7340), (734, 6760), (845, 5872), (1040, 4771), (1352, 3670), (1468, 3380), (1690, 2936), (1835, 2704)]