2080771220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{2389}}^1$

素因数の和:2553

約数の個数: 96

約数和(自身を含む): 4943514240

約数和(自身を除く): 2862743020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 107, 110, 148, 185, 214, 220, 370, 407, 428, 535, 740, 814, 1070, 1177, 1628, 2035, 2140, 2354, 2389, 3959, 4070, 4708, 4778, 5885, 7918, 8140, 9556, 11770, 11945, 15836, 19795, 23540, 23890, 26279, 39590, 43549, 47780, 52558, 79180, 87098, 88393, 105116, 131395, 174196, 176786, 217745, 255623, 262790, 353572, 435490, 441965, 511246, 525580, 870980, 883930, 972323, 1022492, 1278115, 1767860, 1944646, 2556230, 2811853, 3889292, 4861615, 5112460, 5623706, 9458051, 9723230, 11247412, 14059265, 18916102, 19446460, 28118530, 37832204, 47290255, 56237060, 94580510, 104038561, 189161020, 208077122, 416154244, 520192805, 1040385610, 2080771220]

約数ペア:

[(1, 2080771220), (2, 1040385610), (4, 520192805), (5, 416154244), (10, 208077122), (11, 189161020), (20, 104038561), (22, 94580510), (37, 56237060), (44, 47290255), (55, 37832204), (74, 28118530), (107, 19446460), (110, 18916102), (148, 14059265), (185, 11247412), (214, 9723230), (220, 9458051), (370, 5623706), (407, 5112460), (428, 4861615), (535, 3889292), (740, 2811853), (814, 2556230), (1070, 1944646), (1177, 1767860), (1628, 1278115), (2035, 1022492), (2140, 972323), (2354, 883930), (2389, 870980), (3959, 525580), (4070, 511246), (4708, 441965), (4778, 435490), (5885, 353572), (7918, 262790), (8140, 255623), (9556, 217745), (11770, 176786), (11945, 174196), (15836, 131395), (19795, 105116), (23540, 88393), (23890, 87098), (26279, 79180), (39590, 52558), (43549, 47780)]