40230260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2543}}^1$

素因数の和:2672

約数の個数: 48

約数和(自身を含む): 97445376

約数和(自身を除く): 57215116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 2543, 3164, 3955, 5086, 7910, 10172, 12715, 15820, 17801, 25430, 35602, 50860, 71204, 89005, 178010, 287359, 356020, 574718, 1149436, 1436795, 2011513, 2873590, 4023026, 5747180, 8046052, 10057565, 20115130, 40230260]

約数ペア:

[(1, 40230260), (2, 20115130), (4, 10057565), (5, 8046052), (7, 5747180), (10, 4023026), (14, 2873590), (20, 2011513), (28, 1436795), (35, 1149436), (70, 574718), (113, 356020), (140, 287359), (226, 178010), (452, 89005), (565, 71204), (791, 50860), (1130, 35602), (1582, 25430), (2260, 17801), (2543, 15820), (3164, 12715), (3955, 10172), (5086, 7910)]