1385520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 4499712

約数和(自身を除く): 3114192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 251, 276, 345, 368, 460, 502, 552, 690, 753, 920, 1004, 1104, 1255, 1380, 1506, 1840, 2008, 2510, 2760, 3012, 3765, 4016, 5020, 5520, 5773, 6024, 7530, 10040, 11546, 12048, 15060, 17319, 20080, 23092, 28865, 30120, 34638, 46184, 57730, 60240, 69276, 86595, 92368, 115460, 138552, 173190, 230920, 277104, 346380, 461840, 692760, 1385520]

約数ペア:

[(1, 1385520), (2, 692760), (3, 461840), (4, 346380), (5, 277104), (6, 230920), (8, 173190), (10, 138552), (12, 115460), (15, 92368), (16, 86595), (20, 69276), (23, 60240), (24, 57730), (30, 46184), (40, 34638), (46, 30120), (48, 28865), (60, 23092), (69, 20080), (80, 17319), (92, 15060), (115, 12048), (120, 11546), (138, 10040), (184, 7530), (230, 6024), (240, 5773), (251, 5520), (276, 5020), (345, 4016), (368, 3765), (460, 3012), (502, 2760), (552, 2510), (690, 2008), (753, 1840), (920, 1506), (1004, 1380), (1104, 1255)]