13190380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1327}}^1$

素因数の和:1414

約数の個数: 48

約数和(自身を含む): 32126976

約数和(自身を除く): 18936596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1327, 1420, 1988, 2485, 2654, 4970, 5308, 6635, 9289, 9940, 13270, 18578, 26540, 37156, 46445, 92890, 94217, 185780, 188434, 376868, 471085, 659519, 942170, 1319038, 1884340, 2638076, 3297595, 6595190, 13190380]

約数ペア:

[(1, 13190380), (2, 6595190), (4, 3297595), (5, 2638076), (7, 1884340), (10, 1319038), (14, 942170), (20, 659519), (28, 471085), (35, 376868), (70, 188434), (71, 185780), (140, 94217), (142, 92890), (284, 46445), (355, 37156), (497, 26540), (710, 18578), (994, 13270), (1327, 9940), (1420, 9289), (1988, 6635), (2485, 5308), (2654, 4970)]