8905203940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{328121}}^1$

素因数の和:328212

約数の個数: 48

約数和(自身を含む): 19844818560

約数和(自身を除く): 10939614620

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 59, 92, 115, 118, 230, 236, 295, 460, 590, 1180, 1357, 2714, 5428, 6785, 13570, 27140, 328121, 656242, 1312484, 1640605, 3281210, 6562420, 7546783, 15093566, 19359139, 30187132, 37733915, 38718278, 75467830, 77436556, 96795695, 150935660, 193591390, 387182780, 445260197, 890520394, 1781040788, 2226300985, 4452601970, 8905203940]

約数ペア:

[(1, 8905203940), (2, 4452601970), (4, 2226300985), (5, 1781040788), (10, 890520394), (20, 445260197), (23, 387182780), (46, 193591390), (59, 150935660), (92, 96795695), (115, 77436556), (118, 75467830), (230, 38718278), (236, 37733915), (295, 30187132), (460, 19359139), (590, 15093566), (1180, 7546783), (1357, 6562420), (2714, 3281210), (5428, 1640605), (6785, 1312484), (13570, 656242), (27140, 328121)]