1780450070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{907}}^1\times {\mathrm{967}}^1$

素因数の和:1917

約数の個数: 64

約数和(自身を含む): 3797038080

約数和(自身を除く): 2016588010

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 907, 967, 1015, 1814, 1934, 2030, 4535, 4835, 6349, 6769, 9070, 9670, 12698, 13538, 26303, 28043, 31745, 33845, 52606, 56086, 63490, 67690, 131515, 140215, 184121, 196301, 263030, 280430, 368242, 392602, 877069, 920605, 981505, 1754138, 1841210, 1963010, 4385345, 6139483, 8770690, 12278966, 25435001, 30697415, 50870002, 61394830, 127175005, 178045007, 254350010, 356090014, 890225035, 1780450070]

約数ペア:

[(1, 1780450070), (2, 890225035), (5, 356090014), (7, 254350010), (10, 178045007), (14, 127175005), (29, 61394830), (35, 50870002), (58, 30697415), (70, 25435001), (145, 12278966), (203, 8770690), (290, 6139483), (406, 4385345), (907, 1963010), (967, 1841210), (1015, 1754138), (1814, 981505), (1934, 920605), (2030, 877069), (4535, 392602), (4835, 368242), (6349, 280430), (6769, 263030), (9070, 196301), (9670, 184121), (12698, 140215), (13538, 131515), (26303, 67690), (28043, 63490), (31745, 56086), (33845, 52606)]