20680410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{601}}^1$

素因数の和:679

約数の個数: 64

約数和(自身を含む): 52706304

約数和(自身を除く): 32025894

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 37, 62, 74, 93, 111, 155, 185, 186, 222, 310, 370, 465, 555, 601, 930, 1110, 1147, 1202, 1803, 2294, 3005, 3441, 3606, 5735, 6010, 6882, 9015, 11470, 17205, 18030, 18631, 22237, 34410, 37262, 44474, 55893, 66711, 93155, 111185, 111786, 133422, 186310, 222370, 279465, 333555, 558930, 667110, 689347, 1378694, 2068041, 3446735, 4136082, 6893470, 10340205, 20680410]

約数ペア:

[(1, 20680410), (2, 10340205), (3, 6893470), (5, 4136082), (6, 3446735), (10, 2068041), (15, 1378694), (30, 689347), (31, 667110), (37, 558930), (62, 333555), (74, 279465), (93, 222370), (111, 186310), (155, 133422), (185, 111786), (186, 111185), (222, 93155), (310, 66711), (370, 55893), (465, 44474), (555, 37262), (601, 34410), (930, 22237), (1110, 18631), (1147, 18030), (1202, 17205), (1803, 11470), (2294, 9015), (3005, 6882), (3441, 6010), (3606, 5735)]