26516280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31567}}^1$

素因数の和:31588

約数の個数: 64

約数和(自身を含む): 90915840

約数和(自身を除く): 64399560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 31567, 63134, 94701, 126268, 157835, 189402, 220969, 252536, 315670, 378804, 441938, 473505, 631340, 662907, 757608, 883876, 947010, 1104845, 1262680, 1325814, 1767752, 1894020, 2209690, 2651628, 3314535, 3788040, 4419380, 5303256, 6629070, 8838760, 13258140, 26516280]

約数ペア:

[(1, 26516280), (2, 13258140), (3, 8838760), (4, 6629070), (5, 5303256), (6, 4419380), (7, 3788040), (8, 3314535), (10, 2651628), (12, 2209690), (14, 1894020), (15, 1767752), (20, 1325814), (21, 1262680), (24, 1104845), (28, 947010), (30, 883876), (35, 757608), (40, 662907), (42, 631340), (56, 473505), (60, 441938), (70, 378804), (84, 315670), (105, 252536), (120, 220969), (140, 189402), (168, 157835), (210, 126268), (280, 94701), (420, 63134), (840, 31567)]