8190690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 20749824

約数和(自身を除く): 12559134

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 47, 74, 94, 111, 141, 157, 185, 222, 235, 282, 314, 370, 470, 471, 555, 705, 785, 942, 1110, 1410, 1570, 1739, 2355, 3478, 4710, 5217, 5809, 7379, 8695, 10434, 11618, 14758, 17390, 17427, 22137, 26085, 29045, 34854, 36895, 44274, 52170, 58090, 73790, 87135, 110685, 174270, 221370, 273023, 546046, 819069, 1365115, 1638138, 2730230, 4095345, 8190690]

約数ペア:

[(1, 8190690), (2, 4095345), (3, 2730230), (5, 1638138), (6, 1365115), (10, 819069), (15, 546046), (30, 273023), (37, 221370), (47, 174270), (74, 110685), (94, 87135), (111, 73790), (141, 58090), (157, 52170), (185, 44274), (222, 36895), (235, 34854), (282, 29045), (314, 26085), (370, 22137), (470, 17427), (471, 17390), (555, 14758), (705, 11618), (785, 10434), (942, 8695), (1110, 7379), (1410, 5809), (1570, 5217), (1739, 4710), (2355, 3478)]