11856520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^2$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 28920780

約数和(自身を除く): 17064260

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 151, 260, 302, 520, 604, 755, 1208, 1510, 1963, 3020, 3926, 6040, 7852, 9815, 15704, 19630, 22801, 39260, 45602, 78520, 91204, 114005, 182408, 228010, 296413, 456020, 592826, 912040, 1185652, 1482065, 2371304, 2964130, 5928260, 11856520]

約数ペア:

[(1, 11856520), (2, 5928260), (4, 2964130), (5, 2371304), (8, 1482065), (10, 1185652), (13, 912040), (20, 592826), (26, 456020), (40, 296413), (52, 228010), (65, 182408), (104, 114005), (130, 91204), (151, 78520), (260, 45602), (302, 39260), (520, 22801), (604, 19630), (755, 15704), (1208, 9815), (1510, 7852), (1963, 6040), (3020, 3926)]