56197960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15439}}^1$

素因数の和:15470

約数の個数: 64

約数和(自身を含む): 155635200

約数和(自身を除く): 99437240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 15439, 30878, 61756, 77195, 108073, 123512, 154390, 200707, 216146, 308780, 401414, 432292, 540365, 617560, 802828, 864584, 1003535, 1080730, 1404949, 1605656, 2007070, 2161460, 2809898, 4014140, 4322920, 5619796, 7024745, 8028280, 11239592, 14049490, 28098980, 56197960]

約数ペア:

[(1, 56197960), (2, 28098980), (4, 14049490), (5, 11239592), (7, 8028280), (8, 7024745), (10, 5619796), (13, 4322920), (14, 4014140), (20, 2809898), (26, 2161460), (28, 2007070), (35, 1605656), (40, 1404949), (52, 1080730), (56, 1003535), (65, 864584), (70, 802828), (91, 617560), (104, 540365), (130, 432292), (140, 401414), (182, 308780), (260, 216146), (280, 200707), (364, 154390), (455, 123512), (520, 108073), (728, 77195), (910, 61756), (1820, 30878), (3640, 15439)]