6291280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4139}}^1$

素因数の和:4171

約数の個数: 40

約数和(自身を含む): 15400800

約数和(自身を除く): 9109520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 4139, 8278, 16556, 20695, 33112, 41390, 66224, 78641, 82780, 157282, 165560, 314564, 331120, 393205, 629128, 786410, 1258256, 1572820, 3145640, 6291280]

約数ペア:

[(1, 6291280), (2, 3145640), (4, 1572820), (5, 1258256), (8, 786410), (10, 629128), (16, 393205), (19, 331120), (20, 314564), (38, 165560), (40, 157282), (76, 82780), (80, 78641), (95, 66224), (152, 41390), (190, 33112), (304, 20695), (380, 16556), (760, 8278), (1520, 4139)]