9891400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^2\times {\mathrm{137}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 24448770

約数和(自身を除く): 14557370

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 137, 152, 190, 200, 274, 361, 380, 475, 548, 685, 722, 760, 950, 1096, 1370, 1444, 1805, 1900, 2603, 2740, 2888, 3425, 3610, 3800, 5206, 5480, 6850, 7220, 9025, 10412, 13015, 13700, 14440, 18050, 20824, 26030, 27400, 36100, 49457, 52060, 65075, 72200, 98914, 104120, 130150, 197828, 247285, 260300, 395656, 494570, 520600, 989140, 1236425, 1978280, 2472850, 4945700, 9891400]

約数ペア:

[(1, 9891400), (2, 4945700), (4, 2472850), (5, 1978280), (8, 1236425), (10, 989140), (19, 520600), (20, 494570), (25, 395656), (38, 260300), (40, 247285), (50, 197828), (76, 130150), (95, 104120), (100, 98914), (137, 72200), (152, 65075), (190, 52060), (200, 49457), (274, 36100), (361, 27400), (380, 26030), (475, 20824), (548, 18050), (685, 14440), (722, 13700), (760, 13015), (950, 10412), (1096, 9025), (1370, 7220), (1444, 6850), (1805, 5480), (1900, 5206), (2603, 3800), (2740, 3610), (2888, 3425)]