40011020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1259}}^1$

素因数の和:1502

約数の個数: 48

約数和(自身を含む): 96526080

約数和(自身を除く): 56515060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 227, 454, 908, 1135, 1259, 1589, 2270, 2518, 3178, 4540, 5036, 6295, 6356, 7945, 8813, 12590, 15890, 17626, 25180, 31780, 35252, 44065, 88130, 176260, 285793, 571586, 1143172, 1428965, 2000551, 2857930, 4001102, 5715860, 8002204, 10002755, 20005510, 40011020]

約数ペア:

[(1, 40011020), (2, 20005510), (4, 10002755), (5, 8002204), (7, 5715860), (10, 4001102), (14, 2857930), (20, 2000551), (28, 1428965), (35, 1143172), (70, 571586), (140, 285793), (227, 176260), (454, 88130), (908, 44065), (1135, 35252), (1259, 31780), (1589, 25180), (2270, 17626), (2518, 15890), (3178, 12590), (4540, 8813), (5036, 7945), (6295, 6356)]