2689169740

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{461}}^1\times {\mathrm{1109}}^1$

素因数の和:1842

約数の個数: 48

約数和(自身を含む): 5686148160

約数和(自身を除く): 2996978420

約数列:

[1, 2, 4, 5, 10, 20, 263, 461, 526, 922, 1052, 1109, 1315, 1844, 2218, 2305, 2630, 4436, 4610, 5260, 5545, 9220, 11090, 22180, 121243, 242486, 291667, 484972, 511249, 583334, 606215, 1022498, 1166668, 1212430, 1458335, 2044996, 2424860, 2556245, 2916670, 5112490, 5833340, 10224980, 134458487, 268916974, 537833948, 672292435, 1344584870, 2689169740]

約数ペア:

[(1, 2689169740), (2, 1344584870), (4, 672292435), (5, 537833948), (10, 268916974), (20, 134458487), (263, 10224980), (461, 5833340), (526, 5112490), (922, 2916670), (1052, 2556245), (1109, 2424860), (1315, 2044996), (1844, 1458335), (2218, 1212430), (2305, 1166668), (2630, 1022498), (4436, 606215), (4610, 583334), (5260, 511249), (5545, 484972), (9220, 291667), (11090, 242486), (22180, 121243)]