2261584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:235

約数の個数: 40

約数和(自身を含む): 4812192

約数和(自身を除く): 2550608

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 131, 166, 208, 262, 332, 524, 664, 1048, 1079, 1328, 1703, 2096, 2158, 3406, 4316, 6812, 8632, 10873, 13624, 17264, 21746, 27248, 43492, 86984, 141349, 173968, 282698, 565396, 1130792, 2261584]

約数ペア:

[(1, 2261584), (2, 1130792), (4, 565396), (8, 282698), (13, 173968), (16, 141349), (26, 86984), (52, 43492), (83, 27248), (104, 21746), (131, 17264), (166, 13624), (208, 10873), (262, 8632), (332, 6812), (524, 4316), (664, 3406), (1048, 2158), (1079, 2096), (1328, 1703)]