2080456880

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{6217}}^1$

素因数の和:6366

約数の個数: 80

約数和(自身を含む): 4996287360

約数和(自身を除く): 2915830480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 89, 94, 178, 188, 235, 356, 376, 445, 470, 712, 752, 890, 940, 1424, 1780, 1880, 3560, 3760, 4183, 6217, 7120, 8366, 12434, 16732, 20915, 24868, 31085, 33464, 41830, 49736, 62170, 66928, 83660, 99472, 124340, 167320, 248680, 292199, 334640, 497360, 553313, 584398, 1106626, 1168796, 1460995, 2213252, 2337592, 2766565, 2921990, 4426504, 4675184, 5533130, 5843980, 8853008, 11066260, 11687960, 22132520, 23375920, 26005711, 44265040, 52011422, 104022844, 130028555, 208045688, 260057110, 416091376, 520114220, 1040228440, 2080456880]

約数ペア:

[(1, 2080456880), (2, 1040228440), (4, 520114220), (5, 416091376), (8, 260057110), (10, 208045688), (16, 130028555), (20, 104022844), (40, 52011422), (47, 44265040), (80, 26005711), (89, 23375920), (94, 22132520), (178, 11687960), (188, 11066260), (235, 8853008), (356, 5843980), (376, 5533130), (445, 4675184), (470, 4426504), (712, 2921990), (752, 2766565), (890, 2337592), (940, 2213252), (1424, 1460995), (1780, 1168796), (1880, 1106626), (3560, 584398), (3760, 553313), (4183, 497360), (6217, 334640), (7120, 292199), (8366, 248680), (12434, 167320), (16732, 124340), (20915, 99472), (24868, 83660), (31085, 66928), (33464, 62170), (41830, 49736)]