9968980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2297}}^1$

素因数の和:2344

約数の個数: 48

約数和(自身を含む): 24708096

約数和(自身を除く): 14739116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 2297, 4340, 4594, 9188, 11485, 16079, 22970, 32158, 45940, 64316, 71207, 80395, 142414, 160790, 284828, 321580, 356035, 498449, 712070, 996898, 1424140, 1993796, 2492245, 4984490, 9968980]

約数ペア:

[(1, 9968980), (2, 4984490), (4, 2492245), (5, 1993796), (7, 1424140), (10, 996898), (14, 712070), (20, 498449), (28, 356035), (31, 321580), (35, 284828), (62, 160790), (70, 142414), (124, 80395), (140, 71207), (155, 64316), (217, 45940), (310, 32158), (434, 22970), (620, 16079), (868, 11485), (1085, 9188), (2170, 4594), (2297, 4340)]