1858906760

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{347}}^1\times {\mathrm{673}}^1$

素因数の和:1230

約数の個数: 64

約数和(自身を含む): 4221936000

約数和(自身を除く): 2363029240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 347, 398, 673, 694, 796, 995, 1346, 1388, 1592, 1735, 1990, 2692, 2776, 3365, 3470, 3980, 5384, 6730, 6940, 7960, 13460, 13880, 26920, 69053, 133927, 138106, 233531, 267854, 276212, 345265, 467062, 535708, 552424, 669635, 690530, 934124, 1071416, 1167655, 1339270, 1381060, 1868248, 2335310, 2678540, 2762120, 4670620, 5357080, 9341240, 46472669, 92945338, 185890676, 232363345, 371781352, 464726690, 929453380, 1858906760]

約数ペア:

[(1, 1858906760), (2, 929453380), (4, 464726690), (5, 371781352), (8, 232363345), (10, 185890676), (20, 92945338), (40, 46472669), (199, 9341240), (347, 5357080), (398, 4670620), (673, 2762120), (694, 2678540), (796, 2335310), (995, 1868248), (1346, 1381060), (1388, 1339270), (1592, 1167655), (1735, 1071416), (1990, 934124), (2692, 690530), (2776, 669635), (3365, 552424), (3470, 535708), (3980, 467062), (5384, 345265), (6730, 276212), (6940, 267854), (7960, 233531), (13460, 138106), (13880, 133927), (26920, 69053)]