162989420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{1433}}^1$

素因数の和:1511

約数の個数: 72

約数和(自身を含む): 384495552

約数和(自身を除く): 221506132

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 121, 188, 220, 235, 242, 470, 484, 517, 605, 940, 1034, 1210, 1433, 2068, 2420, 2585, 2866, 5170, 5687, 5732, 7165, 10340, 11374, 14330, 15763, 22748, 28435, 28660, 31526, 56870, 63052, 67351, 78815, 113740, 134702, 157630, 173393, 269404, 315260, 336755, 346786, 673510, 693572, 740861, 866965, 1347020, 1481722, 1733930, 2963444, 3467860, 3704305, 7408610, 8149471, 14817220, 16298942, 32597884, 40747355, 81494710, 162989420]

約数ペア:

[(1, 162989420), (2, 81494710), (4, 40747355), (5, 32597884), (10, 16298942), (11, 14817220), (20, 8149471), (22, 7408610), (44, 3704305), (47, 3467860), (55, 2963444), (94, 1733930), (110, 1481722), (121, 1347020), (188, 866965), (220, 740861), (235, 693572), (242, 673510), (470, 346786), (484, 336755), (517, 315260), (605, 269404), (940, 173393), (1034, 157630), (1210, 134702), (1433, 113740), (2068, 78815), (2420, 67351), (2585, 63052), (2866, 56870), (5170, 31526), (5687, 28660), (5732, 28435), (7165, 22748), (10340, 15763), (11374, 14330)]