4397520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 13874112

約数和(自身を除く): 9476592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 73, 80, 120, 146, 219, 240, 251, 292, 365, 438, 502, 584, 730, 753, 876, 1004, 1095, 1168, 1255, 1460, 1506, 1752, 2008, 2190, 2510, 2920, 3012, 3504, 3765, 4016, 4380, 5020, 5840, 6024, 7530, 8760, 10040, 12048, 15060, 17520, 18323, 20080, 30120, 36646, 54969, 60240, 73292, 91615, 109938, 146584, 183230, 219876, 274845, 293168, 366460, 439752, 549690, 732920, 879504, 1099380, 1465840, 2198760, 4397520]

約数ペア:

[(1, 4397520), (2, 2198760), (3, 1465840), (4, 1099380), (5, 879504), (6, 732920), (8, 549690), (10, 439752), (12, 366460), (15, 293168), (16, 274845), (20, 219876), (24, 183230), (30, 146584), (40, 109938), (48, 91615), (60, 73292), (73, 60240), (80, 54969), (120, 36646), (146, 30120), (219, 20080), (240, 18323), (251, 17520), (292, 15060), (365, 12048), (438, 10040), (502, 8760), (584, 7530), (730, 6024), (753, 5840), (876, 5020), (1004, 4380), (1095, 4016), (1168, 3765), (1255, 3504), (1460, 3012), (1506, 2920), (1752, 2510), (2008, 2190)]