17855846320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{399281}}^1$

素因数の和:399350

約数の個数: 80

約数和(自身を含む): 45748134432

約数和(自身を除く): 27892288112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 430, 520, 559, 688, 860, 1040, 1118, 1720, 2236, 2795, 3440, 4472, 5590, 8944, 11180, 22360, 44720, 399281, 798562, 1597124, 1996405, 3194248, 3992810, 5190653, 6388496, 7985620, 10381306, 15971240, 17169083, 20762612, 25953265, 31942480, 34338166, 41525224, 51906530, 68676332, 83050448, 85845415, 103813060, 137352664, 171690830, 207626120, 223198079, 274705328, 343381660, 415252240, 446396158, 686763320, 892792316, 1115990395, 1373526640, 1785584632, 2231980790, 3571169264, 4463961580, 8927923160, 17855846320]

約数ペア:

[(1, 17855846320), (2, 8927923160), (4, 4463961580), (5, 3571169264), (8, 2231980790), (10, 1785584632), (13, 1373526640), (16, 1115990395), (20, 892792316), (26, 686763320), (40, 446396158), (43, 415252240), (52, 343381660), (65, 274705328), (80, 223198079), (86, 207626120), (104, 171690830), (130, 137352664), (172, 103813060), (208, 85845415), (215, 83050448), (260, 68676332), (344, 51906530), (430, 41525224), (520, 34338166), (559, 31942480), (688, 25953265), (860, 20762612), (1040, 17169083), (1118, 15971240), (1720, 10381306), (2236, 7985620), (2795, 6388496), (3440, 5190653), (4472, 3992810), (5590, 3194248), (8944, 1996405), (11180, 1597124), (22360, 798562), (44720, 399281)]