915486520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{135427}}^1$

素因数の和:135464

約数の個数: 48

約数和(自身を含む): 2230499160

約数和(自身を除く): 1315012640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 135427, 270854, 541708, 677135, 1083416, 1354270, 1760551, 2708540, 3521102, 5417080, 7042204, 8802755, 14084408, 17605510, 22887163, 35211020, 45774326, 70422040, 91548652, 114435815, 183097304, 228871630, 457743260, 915486520]

約数ペア:

[(1, 915486520), (2, 457743260), (4, 228871630), (5, 183097304), (8, 114435815), (10, 91548652), (13, 70422040), (20, 45774326), (26, 35211020), (40, 22887163), (52, 17605510), (65, 14084408), (104, 8802755), (130, 7042204), (169, 5417080), (260, 3521102), (338, 2708540), (520, 1760551), (676, 1354270), (845, 1083416), (1352, 677135), (1690, 541708), (3380, 270854), (6760, 135427)]