207647560

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{27179}}^1$

素因数の和:27381

約数の個数: 32

約数和(自身を含む): 469670400

約数和(自身を除く): 262022840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 27179, 54358, 108716, 135895, 217432, 271790, 543580, 1087160, 5191189, 10382378, 20764756, 25955945, 41529512, 51911890, 103823780, 207647560]

約数ペア:

[(1, 207647560), (2, 103823780), (4, 51911890), (5, 41529512), (8, 25955945), (10, 20764756), (20, 10382378), (40, 5191189), (191, 1087160), (382, 543580), (764, 271790), (955, 217432), (1528, 135895), (1910, 108716), (3820, 54358), (7640, 27179)]