4578140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{617}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 11212992

約数和(自身を除く): 6634852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 617, 742, 1060, 1234, 1484, 1855, 2468, 3085, 3710, 4319, 6170, 7420, 8638, 12340, 17276, 21595, 32701, 43190, 65402, 86380, 130804, 163505, 228907, 327010, 457814, 654020, 915628, 1144535, 2289070, 4578140]

約数ペア:

[(1, 4578140), (2, 2289070), (4, 1144535), (5, 915628), (7, 654020), (10, 457814), (14, 327010), (20, 228907), (28, 163505), (35, 130804), (53, 86380), (70, 65402), (106, 43190), (140, 32701), (212, 21595), (265, 17276), (371, 12340), (530, 8638), (617, 7420), (742, 6170), (1060, 4319), (1234, 3710), (1484, 3085), (1855, 2468)]