31910780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4679}}^1$

素因数の和:4730

約数の個数: 48

約数和(自身を含む): 75479040

約数和(自身を除く): 43568260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 4679, 6820, 9358, 18716, 23395, 46790, 51469, 93580, 102938, 145049, 205876, 257345, 290098, 514690, 580196, 725245, 1029380, 1450490, 1595539, 2900980, 3191078, 6382156, 7977695, 15955390, 31910780]

約数ペア:

[(1, 31910780), (2, 15955390), (4, 7977695), (5, 6382156), (10, 3191078), (11, 2900980), (20, 1595539), (22, 1450490), (31, 1029380), (44, 725245), (55, 580196), (62, 514690), (110, 290098), (124, 257345), (155, 205876), (220, 145049), (310, 102938), (341, 93580), (620, 51469), (682, 46790), (1364, 23395), (1705, 18716), (3410, 9358), (4679, 6820)]