386846480

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{1999}}^1$

素因数の和:2112

約数の個数: 80

約数和(自身を含む): 937440000

約数和(自身を除く): 550593520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 59, 80, 82, 118, 164, 205, 236, 295, 328, 410, 472, 590, 656, 820, 944, 1180, 1640, 1999, 2360, 2419, 3280, 3998, 4720, 4838, 7996, 9676, 9995, 12095, 15992, 19352, 19990, 24190, 31984, 38704, 39980, 48380, 79960, 81959, 96760, 117941, 159920, 163918, 193520, 235882, 327836, 409795, 471764, 589705, 655672, 819590, 943528, 1179410, 1311344, 1639180, 1887056, 2358820, 3278360, 4717640, 4835581, 6556720, 9435280, 9671162, 19342324, 24177905, 38684648, 48355810, 77369296, 96711620, 193423240, 386846480]

約数ペア:

[(1, 386846480), (2, 193423240), (4, 96711620), (5, 77369296), (8, 48355810), (10, 38684648), (16, 24177905), (20, 19342324), (40, 9671162), (41, 9435280), (59, 6556720), (80, 4835581), (82, 4717640), (118, 3278360), (164, 2358820), (205, 1887056), (236, 1639180), (295, 1311344), (328, 1179410), (410, 943528), (472, 819590), (590, 655672), (656, 589705), (820, 471764), (944, 409795), (1180, 327836), (1640, 235882), (1999, 193520), (2360, 163918), (2419, 159920), (3280, 117941), (3998, 96760), (4720, 81959), (4838, 79960), (7996, 48380), (9676, 39980), (9995, 38704), (12095, 31984), (15992, 24190), (19352, 19990)]