84272920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{659}}^1$

素因数の和:832

約数の個数: 64

約数和(自身を含む): 199584000

約数和(自身を除く): 115311080

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 139, 184, 230, 278, 460, 556, 659, 695, 920, 1112, 1318, 1390, 2636, 2780, 3197, 3295, 5272, 5560, 6394, 6590, 12788, 13180, 15157, 15985, 25576, 26360, 30314, 31970, 60628, 63940, 75785, 91601, 121256, 127880, 151570, 183202, 303140, 366404, 458005, 606280, 732808, 916010, 1832020, 2106823, 3664040, 4213646, 8427292, 10534115, 16854584, 21068230, 42136460, 84272920]

約数ペア:

[(1, 84272920), (2, 42136460), (4, 21068230), (5, 16854584), (8, 10534115), (10, 8427292), (20, 4213646), (23, 3664040), (40, 2106823), (46, 1832020), (92, 916010), (115, 732808), (139, 606280), (184, 458005), (230, 366404), (278, 303140), (460, 183202), (556, 151570), (659, 127880), (695, 121256), (920, 91601), (1112, 75785), (1318, 63940), (1390, 60628), (2636, 31970), (2780, 30314), (3197, 26360), (3295, 25576), (5272, 15985), (5560, 15157), (6394, 13180), (6590, 12788)]