201720692

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{461}}^1\times {\mathrm{787}}^1$

素因数の和:1391

約数の個数: 24

約数和(自身を含む): 356774880

約数和(自身を除く): 155054188

約数列:

[1, 2, 4, 139, 278, 461, 556, 787, 922, 1574, 1844, 3148, 64079, 109393, 128158, 218786, 256316, 362807, 437572, 725614, 1451228, 50430173, 100860346, 201720692]

約数ペア:

[(1, 201720692), (2, 100860346), (4, 50430173), (139, 1451228), (278, 725614), (461, 437572), (556, 362807), (787, 256316), (922, 218786), (1574, 128158), (1844, 109393), (3148, 64079)]