2552378.00000000

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 23623488

約数和(自身を除く): 13362068

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 647, 793, 1220, 1294, 1586, 2588, 3172, 3235, 3965, 6470, 7930, 8411, 12940, 15860, 16822, 33644, 39467, 42055, 78934, 84110, 157868, 168220, 197335, 394670, 513071, 789340, 1026142, 2052284, 2565355, 5130710, 10261420]

約数ペア:

[(1, 10261420), (2, 5130710), (4, 2565355), (5, 2052284), (10, 1026142), (13, 789340), (20, 513071), (26, 394670), (52, 197335), (61, 168220), (65, 157868), (122, 84110), (130, 78934), (244, 42055), (260, 39467), (305, 33644), (610, 16822), (647, 15860), (793, 12940), (1220, 8411), (1294, 7930), (1586, 6470), (2588, 3965), (3172, 3235)]