15511449080

素因数分解:

$2^3\times 5^1\times {\mathrm{643}}^1\times {\mathrm{683}}^1\times {\mathrm{883}}^1$

素因数の和:2220

約数の個数: 64

約数和(自身を含む): 35045861760

約数和(自身を除く): 19534412680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 643, 683, 883, 1286, 1366, 1766, 2572, 2732, 3215, 3415, 3532, 4415, 5144, 5464, 6430, 6830, 7064, 8830, 12860, 13660, 17660, 25720, 27320, 35320, 439169, 567769, 603089, 878338, 1135538, 1206178, 1756676, 2195845, 2271076, 2412356, 2838845, 3015445, 3513352, 4391690, 4542152, 4824712, 5677690, 6030890, 8783380, 11355380, 12061780, 17566760, 22710760, 24123560, 387786227, 775572454, 1551144908, 1938931135, 3102289816, 3877862270, 7755724540, 15511449080]

約数ペア:

[(1, 15511449080), (2, 7755724540), (4, 3877862270), (5, 3102289816), (8, 1938931135), (10, 1551144908), (20, 775572454), (40, 387786227), (643, 24123560), (683, 22710760), (883, 17566760), (1286, 12061780), (1366, 11355380), (1766, 8783380), (2572, 6030890), (2732, 5677690), (3215, 4824712), (3415, 4542152), (3532, 4391690), (4415, 3513352), (5144, 3015445), (5464, 2838845), (6430, 2412356), (6830, 2271076), (7064, 2195845), (8830, 1756676), (12860, 1206178), (13660, 1135538), (17660, 878338), (25720, 603089), (27320, 567769), (35320, 439169)]