2021173990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{2843}}^1$

素因数の和:3165

約数の個数: 64

約数和(自身を含む): 4157609472

約数和(自身を除く): 2136435482

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 281, 506, 562, 1265, 1405, 2530, 2810, 2843, 3091, 5686, 6182, 6463, 12926, 14215, 15455, 28430, 30910, 31273, 32315, 62546, 64630, 65389, 71093, 130778, 142186, 156365, 312730, 326945, 355465, 653890, 710930, 719279, 798883, 1438558, 1597766, 3596395, 3994415, 7192790, 7988830, 8787713, 17575426, 18374309, 36748618, 43938565, 87877130, 91871545, 183743090, 202117399, 404234798, 1010586995, 2021173990]

約数ペア:

[(1, 2021173990), (2, 1010586995), (5, 404234798), (10, 202117399), (11, 183743090), (22, 91871545), (23, 87877130), (46, 43938565), (55, 36748618), (110, 18374309), (115, 17575426), (230, 8787713), (253, 7988830), (281, 7192790), (506, 3994415), (562, 3596395), (1265, 1597766), (1405, 1438558), (2530, 798883), (2810, 719279), (2843, 710930), (3091, 653890), (5686, 355465), (6182, 326945), (6463, 312730), (12926, 156365), (14215, 142186), (15455, 130778), (28430, 71093), (30910, 65389), (31273, 64630), (32315, 62546)]