1895440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:104

約数の個数: 80

約数和(自身を含む): 4910400

約数和(自身を除く): 3014960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 43, 58, 76, 80, 86, 95, 116, 145, 152, 172, 190, 215, 232, 290, 304, 344, 380, 430, 464, 551, 580, 688, 760, 817, 860, 1102, 1160, 1247, 1520, 1634, 1720, 2204, 2320, 2494, 2755, 3268, 3440, 4085, 4408, 4988, 5510, 6235, 6536, 8170, 8816, 9976, 11020, 12470, 13072, 16340, 19952, 22040, 23693, 24940, 32680, 44080, 47386, 49880, 65360, 94772, 99760, 118465, 189544, 236930, 379088, 473860, 947720, 1895440]

約数ペア:

[(1, 1895440), (2, 947720), (4, 473860), (5, 379088), (8, 236930), (10, 189544), (16, 118465), (19, 99760), (20, 94772), (29, 65360), (38, 49880), (40, 47386), (43, 44080), (58, 32680), (76, 24940), (80, 23693), (86, 22040), (95, 19952), (116, 16340), (145, 13072), (152, 12470), (172, 11020), (190, 9976), (215, 8816), (232, 8170), (290, 6536), (304, 6235), (344, 5510), (380, 4988), (430, 4408), (464, 4085), (551, 3440), (580, 3268), (688, 2755), (760, 2494), (817, 2320), (860, 2204), (1102, 1720), (1160, 1634), (1247, 1520)]