4264520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 10584000

約数和(自身を除く): 6319480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 118, 130, 139, 236, 260, 278, 295, 472, 520, 556, 590, 695, 767, 1112, 1180, 1390, 1534, 1807, 2360, 2780, 3068, 3614, 3835, 5560, 6136, 7228, 7670, 8201, 9035, 14456, 15340, 16402, 18070, 30680, 32804, 36140, 41005, 65608, 72280, 82010, 106613, 164020, 213226, 328040, 426452, 533065, 852904, 1066130, 2132260, 4264520]

約数ペア:

[(1, 4264520), (2, 2132260), (4, 1066130), (5, 852904), (8, 533065), (10, 426452), (13, 328040), (20, 213226), (26, 164020), (40, 106613), (52, 82010), (59, 72280), (65, 65608), (104, 41005), (118, 36140), (130, 32804), (139, 30680), (236, 18070), (260, 16402), (278, 15340), (295, 14456), (472, 9035), (520, 8201), (556, 7670), (590, 7228), (695, 6136), (767, 5560), (1112, 3835), (1180, 3614), (1390, 3068), (1534, 2780), (1807, 2360)]