40467872

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:789

約数の個数: 48

約数和(自身を含む): 84823200

約数和(自身を除く): 44355328

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 101, 152, 202, 304, 404, 608, 659, 808, 1318, 1616, 1919, 2636, 3232, 3838, 5272, 7676, 10544, 12521, 15352, 21088, 25042, 30704, 50084, 61408, 66559, 100168, 133118, 200336, 266236, 400672, 532472, 1064944, 1264621, 2129888, 2529242, 5058484, 10116968, 20233936, 40467872]

約数ペア:

[(1, 40467872), (2, 20233936), (4, 10116968), (8, 5058484), (16, 2529242), (19, 2129888), (32, 1264621), (38, 1064944), (76, 532472), (101, 400672), (152, 266236), (202, 200336), (304, 133118), (404, 100168), (608, 66559), (659, 61408), (808, 50084), (1318, 30704), (1616, 25042), (1919, 21088), (2636, 15352), (3232, 12521), (3838, 10544), (5272, 7676)]