2132260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 4939200

約数和(自身を除く): 2806940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 139, 236, 260, 278, 295, 556, 590, 695, 767, 1180, 1390, 1534, 1807, 2780, 3068, 3614, 3835, 7228, 7670, 8201, 9035, 15340, 16402, 18070, 32804, 36140, 41005, 82010, 106613, 164020, 213226, 426452, 533065, 1066130, 2132260]

約数ペア:

[(1, 2132260), (2, 1066130), (4, 533065), (5, 426452), (10, 213226), (13, 164020), (20, 106613), (26, 82010), (52, 41005), (59, 36140), (65, 32804), (118, 18070), (130, 16402), (139, 15340), (236, 9035), (260, 8201), (278, 7670), (295, 7228), (556, 3835), (590, 3614), (695, 3068), (767, 2780), (1180, 1807), (1390, 1534)]