12532780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 31046400

約数和(自身を除く): 18513620

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 43, 52, 59, 65, 76, 86, 95, 118, 130, 172, 190, 215, 236, 247, 260, 295, 380, 430, 494, 559, 590, 767, 817, 860, 988, 1118, 1121, 1180, 1235, 1534, 1634, 2236, 2242, 2470, 2537, 2795, 3068, 3268, 3835, 4085, 4484, 4940, 5074, 5590, 5605, 7670, 8170, 10148, 10621, 11180, 11210, 12685, 14573, 15340, 16340, 21242, 22420, 25370, 29146, 32981, 42484, 48203, 50740, 53105, 58292, 65962, 72865, 96406, 106210, 131924, 145730, 164905, 192812, 212420, 241015, 291460, 329810, 482030, 626639, 659620, 964060, 1253278, 2506556, 3133195, 6266390, 12532780]

約数ペア:

[(1, 12532780), (2, 6266390), (4, 3133195), (5, 2506556), (10, 1253278), (13, 964060), (19, 659620), (20, 626639), (26, 482030), (38, 329810), (43, 291460), (52, 241015), (59, 212420), (65, 192812), (76, 164905), (86, 145730), (95, 131924), (118, 106210), (130, 96406), (172, 72865), (190, 65962), (215, 58292), (236, 53105), (247, 50740), (260, 48203), (295, 42484), (380, 32981), (430, 29146), (494, 25370), (559, 22420), (590, 21242), (767, 16340), (817, 15340), (860, 14573), (988, 12685), (1118, 11210), (1121, 11180), (1180, 10621), (1235, 10148), (1534, 8170), (1634, 7670), (2236, 5605), (2242, 5590), (2470, 5074), (2537, 4940), (2795, 4484), (3068, 4085), (3268, 3835)]