17718320

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{919}}^1$

素因数の和:1173

約数の個数: 40

約数和(自身を含む): 41411040

約数和(自身を除く): 23692720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 919, 964, 1205, 1838, 1928, 2410, 3676, 3856, 4595, 4820, 7352, 9190, 9640, 14704, 18380, 19280, 36760, 73520, 221479, 442958, 885916, 1107395, 1771832, 2214790, 3543664, 4429580, 8859160, 17718320]

約数ペア:

[(1, 17718320), (2, 8859160), (4, 4429580), (5, 3543664), (8, 2214790), (10, 1771832), (16, 1107395), (20, 885916), (40, 442958), (80, 221479), (241, 73520), (482, 36760), (919, 19280), (964, 18380), (1205, 14704), (1838, 9640), (1928, 9190), (2410, 7352), (3676, 4820), (3856, 4595)]