4639840

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{617}}^1$

素因数の和:679

約数の個数: 48

約数和(自身を含む): 11212992

約数和(自身を除く): 6573152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 617, 752, 940, 1234, 1504, 1880, 2468, 3085, 3760, 4936, 6170, 7520, 9872, 12340, 19744, 24680, 28999, 49360, 57998, 98720, 115996, 144995, 231992, 289990, 463984, 579980, 927968, 1159960, 2319920, 4639840]

約数ペア:

[(1, 4639840), (2, 2319920), (4, 1159960), (5, 927968), (8, 579980), (10, 463984), (16, 289990), (20, 231992), (32, 144995), (40, 115996), (47, 98720), (80, 57998), (94, 49360), (160, 28999), (188, 24680), (235, 19744), (376, 12340), (470, 9872), (617, 7520), (752, 6170), (940, 4936), (1234, 3760), (1504, 3085), (1880, 2468)]