394534240

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{557}}^1$

素因数の和:824

約数の個数: 96

約数和(自身を含む): 987124320

約数和(自身を除く): 592590080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 233, 304, 380, 466, 557, 608, 760, 932, 1114, 1165, 1520, 1864, 2228, 2330, 2785, 3040, 3728, 4427, 4456, 4660, 5570, 7456, 8854, 8912, 9320, 10583, 11140, 17708, 17824, 18640, 21166, 22135, 22280, 35416, 37280, 42332, 44270, 44560, 52915, 70832, 84664, 88540, 89120, 105830, 129781, 141664, 169328, 177080, 211660, 259562, 338656, 354160, 423320, 519124, 648905, 708320, 846640, 1038248, 1297810, 1693280, 2076496, 2465839, 2595620, 4152992, 4931678, 5191240, 9863356, 10382480, 12329195, 19726712, 20764960, 24658390, 39453424, 49316780, 78906848, 98633560, 197267120, 394534240]

約数ペア:

[(1, 394534240), (2, 197267120), (4, 98633560), (5, 78906848), (8, 49316780), (10, 39453424), (16, 24658390), (19, 20764960), (20, 19726712), (32, 12329195), (38, 10382480), (40, 9863356), (76, 5191240), (80, 4931678), (95, 4152992), (152, 2595620), (160, 2465839), (190, 2076496), (233, 1693280), (304, 1297810), (380, 1038248), (466, 846640), (557, 708320), (608, 648905), (760, 519124), (932, 423320), (1114, 354160), (1165, 338656), (1520, 259562), (1864, 211660), (2228, 177080), (2330, 169328), (2785, 141664), (3040, 129781), (3728, 105830), (4427, 89120), (4456, 88540), (4660, 84664), (5570, 70832), (7456, 52915), (8854, 44560), (8912, 44270), (9320, 42332), (10583, 37280), (11140, 35416), (17708, 22280), (17824, 22135), (18640, 21166)]