15425220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{811}}^1$

素因数の和:1140

約数の個数: 48

約数和(自身を含む): 43380288

約数和(自身を除く): 27955068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 317, 634, 811, 951, 1268, 1585, 1622, 1902, 2433, 3170, 3244, 3804, 4055, 4755, 4866, 6340, 8110, 9510, 9732, 12165, 16220, 19020, 24330, 48660, 257087, 514174, 771261, 1028348, 1285435, 1542522, 2570870, 3085044, 3856305, 5141740, 7712610, 15425220]

約数ペア:

[(1, 15425220), (2, 7712610), (3, 5141740), (4, 3856305), (5, 3085044), (6, 2570870), (10, 1542522), (12, 1285435), (15, 1028348), (20, 771261), (30, 514174), (60, 257087), (317, 48660), (634, 24330), (811, 19020), (951, 16220), (1268, 12165), (1585, 9732), (1622, 9510), (1902, 8110), (2433, 6340), (3170, 4866), (3244, 4755), (3804, 4055)]