214360040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{172871}}^1$

素因数の和:172913

約数の個数: 32

約数和(自身を含む): 497871360

約数和(自身を除く): 283511320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 172871, 345742, 691484, 864355, 1382968, 1728710, 3457420, 5359001, 6914840, 10718002, 21436004, 26795005, 42872008, 53590010, 107180020, 214360040]

約数ペア:

[(1, 214360040), (2, 107180020), (4, 53590010), (5, 42872008), (8, 26795005), (10, 21436004), (20, 10718002), (31, 6914840), (40, 5359001), (62, 3457420), (124, 1728710), (155, 1382968), (248, 864355), (310, 691484), (620, 345742), (1240, 172871)]