20165717640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8844613}}^1$

素因数の和:8844646

約数の個数: 64

約数和(自身を含む): 63681220800

約数和(自身を除く): 43515503160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 8844613, 17689226, 26533839, 35378452, 44223065, 53067678, 70756904, 88446130, 106135356, 132669195, 168047647, 176892260, 212270712, 265338390, 336095294, 353784520, 504142941, 530676780, 672190588, 840238235, 1008285882, 1061353560, 1344381176, 1680476470, 2016571764, 2520714705, 3360952940, 4033143528, 5041429410, 6721905880, 10082858820, 20165717640]

約数ペア:

[(1, 20165717640), (2, 10082858820), (3, 6721905880), (4, 5041429410), (5, 4033143528), (6, 3360952940), (8, 2520714705), (10, 2016571764), (12, 1680476470), (15, 1344381176), (19, 1061353560), (20, 1008285882), (24, 840238235), (30, 672190588), (38, 530676780), (40, 504142941), (57, 353784520), (60, 336095294), (76, 265338390), (95, 212270712), (114, 176892260), (120, 168047647), (152, 132669195), (190, 106135356), (228, 88446130), (285, 70756904), (380, 53067678), (456, 44223065), (570, 35378452), (760, 26533839), (1140, 17689226), (2280, 8844613)]