8341020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:475

約数の個数: 72

約数和(自身を含む): 25552800

約数和(自身を除く): 17211780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 311, 447, 596, 622, 745, 894, 933, 1244, 1341, 1490, 1555, 1788, 1866, 2235, 2682, 2799, 2980, 3110, 3732, 4470, 4665, 5364, 5598, 6220, 6705, 8940, 9330, 11196, 13410, 13995, 18660, 26820, 27990, 46339, 55980, 92678, 139017, 185356, 231695, 278034, 417051, 463390, 556068, 695085, 834102, 926780, 1390170, 1668204, 2085255, 2780340, 4170510, 8341020]

約数ペア:

[(1, 8341020), (2, 4170510), (3, 2780340), (4, 2085255), (5, 1668204), (6, 1390170), (9, 926780), (10, 834102), (12, 695085), (15, 556068), (18, 463390), (20, 417051), (30, 278034), (36, 231695), (45, 185356), (60, 139017), (90, 92678), (149, 55980), (180, 46339), (298, 27990), (311, 26820), (447, 18660), (596, 13995), (622, 13410), (745, 11196), (894, 9330), (933, 8940), (1244, 6705), (1341, 6220), (1490, 5598), (1555, 5364), (1788, 4665), (1866, 4470), (2235, 3732), (2682, 3110), (2799, 2980)]