26481640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{617}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 63406800

約数和(自身を除く): 36925160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 116, 145, 148, 185, 232, 290, 296, 370, 580, 617, 740, 1073, 1160, 1234, 1480, 2146, 2468, 3085, 4292, 4936, 5365, 6170, 8584, 10730, 12340, 17893, 21460, 22829, 24680, 35786, 42920, 45658, 71572, 89465, 91316, 114145, 143144, 178930, 182632, 228290, 357860, 456580, 662041, 715720, 913160, 1324082, 2648164, 3310205, 5296328, 6620410, 13240820, 26481640]

約数ペア:

[(1, 26481640), (2, 13240820), (4, 6620410), (5, 5296328), (8, 3310205), (10, 2648164), (20, 1324082), (29, 913160), (37, 715720), (40, 662041), (58, 456580), (74, 357860), (116, 228290), (145, 182632), (148, 178930), (185, 143144), (232, 114145), (290, 91316), (296, 89465), (370, 71572), (580, 45658), (617, 42920), (740, 35786), (1073, 24680), (1160, 22829), (1234, 21460), (1480, 17893), (2146, 12340), (2468, 10730), (3085, 8584), (4292, 6170), (4936, 5365)]