136887940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{31541}}^1$

素因数の和:31588

約数の個数: 48

約数和(自身を含む): 339139584

約数和(自身を除く): 202251644

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, 4340, 31541, 63082, 126164, 157705, 220787, 315410, 441574, 630820, 883148, 977771, 1103935, 1955542, 2207870, 3911084, 4415740, 4888855, 6844397, 9777710, 13688794, 19555420, 27377588, 34221985, 68443970, 136887940]

約数ペア:

[(1, 136887940), (2, 68443970), (4, 34221985), (5, 27377588), (7, 19555420), (10, 13688794), (14, 9777710), (20, 6844397), (28, 4888855), (31, 4415740), (35, 3911084), (62, 2207870), (70, 1955542), (124, 1103935), (140, 977771), (155, 883148), (217, 630820), (310, 441574), (434, 315410), (620, 220787), (868, 157705), (1085, 126164), (2170, 63082), (4340, 31541)]