29616680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 69474240

約数和(自身を除く): 39857560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 67, 86, 134, 172, 215, 257, 268, 335, 344, 430, 514, 536, 670, 860, 1028, 1285, 1340, 1720, 2056, 2570, 2680, 2881, 5140, 5762, 10280, 11051, 11524, 14405, 17219, 22102, 23048, 28810, 34438, 44204, 55255, 57620, 68876, 86095, 88408, 110510, 115240, 137752, 172190, 221020, 344380, 442040, 688760, 740417, 1480834, 2961668, 3702085, 5923336, 7404170, 14808340, 29616680]

約数ペア:

[(1, 29616680), (2, 14808340), (4, 7404170), (5, 5923336), (8, 3702085), (10, 2961668), (20, 1480834), (40, 740417), (43, 688760), (67, 442040), (86, 344380), (134, 221020), (172, 172190), (215, 137752), (257, 115240), (268, 110510), (335, 88408), (344, 86095), (430, 68876), (514, 57620), (536, 55255), (670, 44204), (860, 34438), (1028, 28810), (1285, 23048), (1340, 22102), (1720, 17219), (2056, 14405), (2570, 11524), (2680, 11051), (2881, 10280), (5140, 5762)]