18338800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^2\times {\mathrm{127}}^1$

素因数の和:183

約数の個数: 90

約数和(自身を含む): 46866048

約数和(自身を除く): 28527248

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 127, 152, 190, 200, 254, 304, 361, 380, 400, 475, 508, 635, 722, 760, 950, 1016, 1270, 1444, 1520, 1805, 1900, 2032, 2413, 2540, 2888, 3175, 3610, 3800, 4826, 5080, 5776, 6350, 7220, 7600, 9025, 9652, 10160, 12065, 12700, 14440, 18050, 19304, 24130, 25400, 28880, 36100, 38608, 45847, 48260, 50800, 60325, 72200, 91694, 96520, 120650, 144400, 183388, 193040, 229235, 241300, 366776, 458470, 482600, 733552, 916940, 965200, 1146175, 1833880, 2292350, 3667760, 4584700, 9169400, 18338800]

約数ペア:

[(1, 18338800), (2, 9169400), (4, 4584700), (5, 3667760), (8, 2292350), (10, 1833880), (16, 1146175), (19, 965200), (20, 916940), (25, 733552), (38, 482600), (40, 458470), (50, 366776), (76, 241300), (80, 229235), (95, 193040), (100, 183388), (127, 144400), (152, 120650), (190, 96520), (200, 91694), (254, 72200), (304, 60325), (361, 50800), (380, 48260), (400, 45847), (475, 38608), (508, 36100), (635, 28880), (722, 25400), (760, 24130), (950, 19304), (1016, 18050), (1270, 14440), (1444, 12700), (1520, 12065), (1805, 10160), (1900, 9652), (2032, 9025), (2413, 7600), (2540, 7220), (2888, 6350), (3175, 5776), (3610, 5080), (3800, 4826)]