28413160

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{3719}}^1$

素因数の和:3921

約数の個数: 32

約数和(自身を含む): 64281600

約数和(自身を除く): 35868440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3719, 3820, 7438, 7640, 14876, 18595, 29752, 37190, 74380, 148760, 710329, 1420658, 2841316, 3551645, 5682632, 7103290, 14206580, 28413160]

約数ペア:

[(1, 28413160), (2, 14206580), (4, 7103290), (5, 5682632), (8, 3551645), (10, 2841316), (20, 1420658), (40, 710329), (191, 148760), (382, 74380), (764, 37190), (955, 29752), (1528, 18595), (1910, 14876), (3719, 7640), (3820, 7438)]