1640129908

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{7027}}^1$

素因数の和:7156

約数の個数: 48

約数和(自身を含む): 3117058560

約数和(自身を除く): 1476928652

約数列:

[1, 2, 4, 23, 43, 46, 59, 86, 92, 118, 172, 236, 989, 1357, 1978, 2537, 2714, 3956, 5074, 5428, 7027, 10148, 14054, 28108, 58351, 116702, 161621, 233404, 302161, 323242, 414593, 604322, 646484, 829186, 1208644, 1658372, 6949703, 9535639, 13899406, 17827499, 19071278, 27798812, 35654998, 38142556, 71309996, 410032477, 820064954, 1640129908]

約数ペア:

[(1, 1640129908), (2, 820064954), (4, 410032477), (23, 71309996), (43, 38142556), (46, 35654998), (59, 27798812), (86, 19071278), (92, 17827499), (118, 13899406), (172, 9535639), (236, 6949703), (989, 1658372), (1357, 1208644), (1978, 829186), (2537, 646484), (2714, 604322), (3956, 414593), (5074, 323242), (5428, 302161), (7027, 233404), (10148, 161621), (14054, 116702), (28108, 58351)]