405939104

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{1487}}^1$

素因数の和:1965

約数の個数: 48

約数和(自身を含む): 843696000

約数和(自身を除く): 437756896

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 449, 608, 898, 1487, 1796, 2974, 3592, 5948, 7184, 8531, 11896, 14368, 17062, 23792, 28253, 34124, 47584, 56506, 68248, 113012, 136496, 226024, 272992, 452048, 667663, 904096, 1335326, 2670652, 5341304, 10682608, 12685597, 21365216, 25371194, 50742388, 101484776, 202969552, 405939104]

約数ペア:

[(1, 405939104), (2, 202969552), (4, 101484776), (8, 50742388), (16, 25371194), (19, 21365216), (32, 12685597), (38, 10682608), (76, 5341304), (152, 2670652), (304, 1335326), (449, 904096), (608, 667663), (898, 452048), (1487, 272992), (1796, 226024), (2974, 136496), (3592, 113012), (5948, 68248), (7184, 56506), (8531, 47584), (11896, 34124), (14368, 28253), (17062, 23792)]