12434720

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 31933440

約数和(自身を除く): 19498720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 80, 92, 109, 115, 124, 155, 160, 184, 218, 230, 248, 310, 368, 436, 460, 496, 545, 620, 713, 736, 872, 920, 992, 1090, 1240, 1426, 1744, 1840, 2180, 2480, 2507, 2852, 3379, 3488, 3565, 3680, 4360, 4960, 5014, 5704, 6758, 7130, 8720, 10028, 11408, 12535, 13516, 14260, 16895, 17440, 20056, 22816, 25070, 27032, 28520, 33790, 40112, 50140, 54064, 57040, 67580, 77717, 80224, 100280, 108128, 114080, 135160, 155434, 200560, 270320, 310868, 388585, 401120, 540640, 621736, 777170, 1243472, 1554340, 2486944, 3108680, 6217360, 12434720]

約数ペア:

[(1, 12434720), (2, 6217360), (4, 3108680), (5, 2486944), (8, 1554340), (10, 1243472), (16, 777170), (20, 621736), (23, 540640), (31, 401120), (32, 388585), (40, 310868), (46, 270320), (62, 200560), (80, 155434), (92, 135160), (109, 114080), (115, 108128), (124, 100280), (155, 80224), (160, 77717), (184, 67580), (218, 57040), (230, 54064), (248, 50140), (310, 40112), (368, 33790), (436, 28520), (460, 27032), (496, 25070), (545, 22816), (620, 20056), (713, 17440), (736, 16895), (872, 14260), (920, 13516), (992, 12535), (1090, 11408), (1240, 10028), (1426, 8720), (1744, 7130), (1840, 6758), (2180, 5704), (2480, 5014), (2507, 4960), (2852, 4360), (3379, 3680), (3488, 3565)]