28447712

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{659}}^1$

素因数の和:759

約数の個数: 48

約数和(自身を含む): 59875200

約数和(自身を除く): 31427488

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 71, 76, 142, 152, 284, 304, 568, 608, 659, 1136, 1318, 1349, 2272, 2636, 2698, 5272, 5396, 10544, 10792, 12521, 21088, 21584, 25042, 43168, 46789, 50084, 93578, 100168, 187156, 200336, 374312, 400672, 748624, 888991, 1497248, 1777982, 3555964, 7111928, 14223856, 28447712]

約数ペア:

[(1, 28447712), (2, 14223856), (4, 7111928), (8, 3555964), (16, 1777982), (19, 1497248), (32, 888991), (38, 748624), (71, 400672), (76, 374312), (142, 200336), (152, 187156), (284, 100168), (304, 93578), (568, 50084), (608, 46789), (659, 43168), (1136, 25042), (1318, 21584), (1349, 21088), (2272, 12521), (2636, 10792), (2698, 10544), (5272, 5396)]