1728222760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{170773}}^1$

素因数の和:170818

約数の個数: 64

約数和(自身を含む): 4426462080

約数和(自身を除く): 2698239320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 10120, 170773, 341546, 683092, 853865, 1366184, 1707730, 1878503, 3415460, 3757006, 3927779, 6830920, 7514012, 7855558, 9392515, 15028024, 15711116, 18785030, 19638895, 31422232, 37570060, 39277790, 43205569, 75140120, 78555580, 86411138, 157111160, 172822276, 216027845, 345644552, 432055690, 864111380, 1728222760]

約数ペア:

[(1, 1728222760), (2, 864111380), (4, 432055690), (5, 345644552), (8, 216027845), (10, 172822276), (11, 157111160), (20, 86411138), (22, 78555580), (23, 75140120), (40, 43205569), (44, 39277790), (46, 37570060), (55, 31422232), (88, 19638895), (92, 18785030), (110, 15711116), (115, 15028024), (184, 9392515), (220, 7855558), (230, 7514012), (253, 6830920), (440, 3927779), (460, 3757006), (506, 3415460), (920, 1878503), (1012, 1707730), (1265, 1366184), (2024, 853865), (2530, 683092), (5060, 341546), (10120, 170773)]