490995796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1\times {\mathrm{281}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 921936960

約数和(自身を除く): 430941164

約数列:

[1, 2, 4, 19, 38, 76, 83, 166, 277, 281, 332, 554, 562, 1108, 1124, 1577, 3154, 5263, 5339, 6308, 10526, 10678, 21052, 21356, 22991, 23323, 45982, 46646, 77837, 91964, 93292, 155674, 311348, 436829, 443137, 873658, 886274, 1478903, 1747316, 1772548, 2957806, 5915612, 6460471, 12920942, 25841884, 122748949, 245497898, 490995796]

約数ペア:

[(1, 490995796), (2, 245497898), (4, 122748949), (19, 25841884), (38, 12920942), (76, 6460471), (83, 5915612), (166, 2957806), (277, 1772548), (281, 1747316), (332, 1478903), (554, 886274), (562, 873658), (1108, 443137), (1124, 436829), (1577, 311348), (3154, 155674), (5263, 93292), (5339, 91964), (6308, 77837), (10526, 46646), (10678, 45982), (21052, 23323), (21356, 22991)]