2743260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3517}}^1$

素因数の和:3542

約数の個数: 48

約数和(自身を含む): 8274336

約数和(自身を除く): 5531076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 3517, 7034, 10551, 14068, 17585, 21102, 35170, 42204, 45721, 52755, 70340, 91442, 105510, 137163, 182884, 211020, 228605, 274326, 457210, 548652, 685815, 914420, 1371630, 2743260]

約数ペア:

[(1, 2743260), (2, 1371630), (3, 914420), (4, 685815), (5, 548652), (6, 457210), (10, 274326), (12, 228605), (13, 211020), (15, 182884), (20, 137163), (26, 105510), (30, 91442), (39, 70340), (52, 52755), (60, 45721), (65, 42204), (78, 35170), (130, 21102), (156, 17585), (195, 14068), (260, 10551), (390, 7034), (780, 3517)]