2894540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 6773760

約数和(自身を除く): 3879220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 223, 236, 295, 446, 590, 649, 892, 1115, 1180, 1298, 2230, 2453, 2596, 3245, 4460, 4906, 6490, 9812, 12265, 12980, 13157, 24530, 26314, 49060, 52628, 65785, 131570, 144727, 263140, 289454, 578908, 723635, 1447270, 2894540]

約数ペア:

[(1, 2894540), (2, 1447270), (4, 723635), (5, 578908), (10, 289454), (11, 263140), (20, 144727), (22, 131570), (44, 65785), (55, 52628), (59, 49060), (110, 26314), (118, 24530), (220, 13157), (223, 12980), (236, 12265), (295, 9812), (446, 6490), (590, 4906), (649, 4460), (892, 3245), (1115, 2596), (1180, 2453), (1298, 2230)]