1343991890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1\times {\mathrm{397}}^1$

素因数の和:827

約数の個数: 64

約数和(自身を含む): 2599672320

約数和(自身を除く): 1255680430

約数列:

[1, 2, 5, 10, 23, 41, 46, 82, 115, 205, 230, 359, 397, 410, 718, 794, 943, 1795, 1886, 1985, 3590, 3970, 4715, 8257, 9131, 9430, 14719, 16277, 16514, 18262, 29438, 32554, 41285, 45655, 73595, 81385, 82570, 91310, 142523, 147190, 162770, 285046, 338537, 374371, 677074, 712615, 748742, 1425230, 1692685, 1871855, 3278029, 3385370, 3743710, 5843443, 6556058, 11686886, 16390145, 29217215, 32780290, 58434430, 134399189, 268798378, 671995945, 1343991890]

約数ペア:

[(1, 1343991890), (2, 671995945), (5, 268798378), (10, 134399189), (23, 58434430), (41, 32780290), (46, 29217215), (82, 16390145), (115, 11686886), (205, 6556058), (230, 5843443), (359, 3743710), (397, 3385370), (410, 3278029), (718, 1871855), (794, 1692685), (943, 1425230), (1795, 748742), (1886, 712615), (1985, 677074), (3590, 374371), (3970, 338537), (4715, 285046), (8257, 162770), (9131, 147190), (9430, 142523), (14719, 91310), (16277, 82570), (16514, 81385), (18262, 73595), (29438, 45655), (32554, 41285)]