11687840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4297}}^1$

素因数の和:4329

約数の個数: 48

約数和(自身を含む): 29243592

約数和(自身を除く): 17555752

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 4297, 8594, 17188, 21485, 34376, 42970, 68752, 73049, 85940, 137504, 146098, 171880, 292196, 343760, 365245, 584392, 687520, 730490, 1168784, 1460980, 2337568, 2921960, 5843920, 11687840]

約数ペア:

[(1, 11687840), (2, 5843920), (4, 2921960), (5, 2337568), (8, 1460980), (10, 1168784), (16, 730490), (17, 687520), (20, 584392), (32, 365245), (34, 343760), (40, 292196), (68, 171880), (80, 146098), (85, 137504), (136, 85940), (160, 73049), (170, 68752), (272, 42970), (340, 34376), (544, 21485), (680, 17188), (1360, 8594), (2720, 4297)]