221566007240

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{11012227}}^1$

素因数の和:11012741

約数の個数: 32

約数和(自身を含む): 499514662080

約数和(自身を除く): 277948654840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 2012, 2515, 4024, 5030, 10060, 20120, 11012227, 22024454, 44048908, 55061135, 88097816, 110122270, 220244540, 440489080, 5539150181, 11078300362, 22156600724, 27695750905, 44313201448, 55391501810, 110783003620, 221566007240]

約数ペア:

[(1, 221566007240), (2, 110783003620), (4, 55391501810), (5, 44313201448), (8, 27695750905), (10, 22156600724), (20, 11078300362), (40, 5539150181), (503, 440489080), (1006, 220244540), (2012, 110122270), (2515, 88097816), (4024, 55061135), (5030, 44048908), (10060, 22024454), (20120, 11012227)]