2057790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 5806080

約数和(自身を除く): 3748290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 205, 210, 239, 246, 287, 410, 478, 574, 615, 717, 861, 1195, 1230, 1434, 1435, 1673, 1722, 2390, 2870, 3346, 3585, 4305, 5019, 7170, 8365, 8610, 9799, 10038, 16730, 19598, 25095, 29397, 48995, 50190, 58794, 68593, 97990, 137186, 146985, 205779, 293970, 342965, 411558, 685930, 1028895, 2057790]

約数ペア:

[(1, 2057790), (2, 1028895), (3, 685930), (5, 411558), (6, 342965), (7, 293970), (10, 205779), (14, 146985), (15, 137186), (21, 97990), (30, 68593), (35, 58794), (41, 50190), (42, 48995), (70, 29397), (82, 25095), (105, 19598), (123, 16730), (205, 10038), (210, 9799), (239, 8610), (246, 8365), (287, 7170), (410, 5019), (478, 4305), (574, 3585), (615, 3346), (717, 2870), (861, 2390), (1195, 1722), (1230, 1673), (1434, 1435)]