38106440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:510

約数の個数: 64

約数和(自身を含む): 89856000

約数和(自身を除く): 51749560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 79, 124, 155, 158, 248, 310, 316, 389, 395, 620, 632, 778, 790, 1240, 1556, 1580, 1945, 2449, 3112, 3160, 3890, 4898, 7780, 9796, 12059, 12245, 15560, 19592, 24118, 24490, 30731, 48236, 48980, 60295, 61462, 96472, 97960, 120590, 122924, 153655, 241180, 245848, 307310, 482360, 614620, 952661, 1229240, 1905322, 3810644, 4763305, 7621288, 9526610, 19053220, 38106440]

約数ペア:

[(1, 38106440), (2, 19053220), (4, 9526610), (5, 7621288), (8, 4763305), (10, 3810644), (20, 1905322), (31, 1229240), (40, 952661), (62, 614620), (79, 482360), (124, 307310), (155, 245848), (158, 241180), (248, 153655), (310, 122924), (316, 120590), (389, 97960), (395, 96472), (620, 61462), (632, 60295), (778, 48980), (790, 48236), (1240, 30731), (1556, 24490), (1580, 24118), (1945, 19592), (2449, 15560), (3112, 12245), (3160, 12059), (3890, 9796), (4898, 7780)]