1539493960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{20161}}^1$

素因数の和:20278

約数の個数: 64

約数和(自身を含む): 3658193280

約数和(自身を除く): 2118699320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 83, 92, 115, 166, 184, 230, 332, 415, 460, 664, 830, 920, 1660, 1909, 3320, 3818, 7636, 9545, 15272, 19090, 20161, 38180, 40322, 76360, 80644, 100805, 161288, 201610, 403220, 463703, 806440, 927406, 1673363, 1854812, 2318515, 3346726, 3709624, 4637030, 6693452, 8366815, 9274060, 13386904, 16733630, 18548120, 33467260, 38487349, 66934520, 76974698, 153949396, 192436745, 307898792, 384873490, 769746980, 1539493960]

約数ペア:

[(1, 1539493960), (2, 769746980), (4, 384873490), (5, 307898792), (8, 192436745), (10, 153949396), (20, 76974698), (23, 66934520), (40, 38487349), (46, 33467260), (83, 18548120), (92, 16733630), (115, 13386904), (166, 9274060), (184, 8366815), (230, 6693452), (332, 4637030), (415, 3709624), (460, 3346726), (664, 2318515), (830, 1854812), (920, 1673363), (1660, 927406), (1909, 806440), (3320, 463703), (3818, 403220), (7636, 201610), (9545, 161288), (15272, 100805), (19090, 80644), (20161, 76360), (38180, 40322)]