420691616

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{563}}^1\times {\mathrm{1229}}^1$

素因数の和:1821

約数の個数: 48

約数和(自身を含む): 874087200

約数和(自身を除く): 453395584

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 563, 608, 1126, 1229, 2252, 2458, 4504, 4916, 9008, 9832, 10697, 18016, 19664, 21394, 23351, 39328, 42788, 46702, 85576, 93404, 171152, 186808, 342304, 373616, 691927, 747232, 1383854, 2767708, 5535416, 11070832, 13146613, 22141664, 26293226, 52586452, 105172904, 210345808, 420691616]

約数ペア:

[(1, 420691616), (2, 210345808), (4, 105172904), (8, 52586452), (16, 26293226), (19, 22141664), (32, 13146613), (38, 11070832), (76, 5535416), (152, 2767708), (304, 1383854), (563, 747232), (608, 691927), (1126, 373616), (1229, 342304), (2252, 186808), (2458, 171152), (4504, 93404), (4916, 85576), (9008, 46702), (9832, 42788), (10697, 39328), (18016, 23351), (19664, 21394)]