510996980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{85451}}^1$

素因数の和:85496

約数の個数: 48

約数和(自身を含む): 1205898624

約数和(自身を除く): 694901644

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 85451, 170902, 341804, 427255, 854510, 1110863, 1709020, 1965373, 2221726, 3930746, 4443452, 5554315, 7861492, 9826865, 11108630, 19653730, 22217260, 25549849, 39307460, 51099698, 102199396, 127749245, 255498490, 510996980]

約数ペア:

[(1, 510996980), (2, 255498490), (4, 127749245), (5, 102199396), (10, 51099698), (13, 39307460), (20, 25549849), (23, 22217260), (26, 19653730), (46, 11108630), (52, 9826865), (65, 7861492), (92, 5554315), (115, 4443452), (130, 3930746), (230, 2221726), (260, 1965373), (299, 1709020), (460, 1110863), (598, 854510), (1196, 427255), (1495, 341804), (2990, 170902), (5980, 85451)]