15695212420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{793489}}^1$

素因数の和:793564

約数の個数: 48

約数和(自身を含む): 35192868480

約数和(自身を除く): 19497656060

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 860, 989, 1978, 3956, 4945, 9890, 19780, 793489, 1586978, 3173956, 3967445, 7934890, 15869780, 18250247, 34120027, 36500494, 68240054, 73000988, 91251235, 136480108, 170600135, 182502470, 341200270, 365004940, 682400540, 784760621, 1569521242, 3139042484, 3923803105, 7847606210, 15695212420]

約数ペア:

[(1, 15695212420), (2, 7847606210), (4, 3923803105), (5, 3139042484), (10, 1569521242), (20, 784760621), (23, 682400540), (43, 365004940), (46, 341200270), (86, 182502470), (92, 170600135), (115, 136480108), (172, 91251235), (215, 73000988), (230, 68240054), (430, 36500494), (460, 34120027), (860, 18250247), (989, 15869780), (1978, 7934890), (3956, 3967445), (4945, 3173956), (9890, 1586978), (19780, 793489)]