15969940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3083}}^1$

素因数の和:3136

約数の個数: 48

約数和(自身を含む): 39376512

約数和(自身を除く): 23406572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 3083, 5180, 6166, 12332, 15415, 21581, 30830, 43162, 61660, 86324, 107905, 114071, 215810, 228142, 431620, 456284, 570355, 798497, 1140710, 1596994, 2281420, 3193988, 3992485, 7984970, 15969940]

約数ペア:

[(1, 15969940), (2, 7984970), (4, 3992485), (5, 3193988), (7, 2281420), (10, 1596994), (14, 1140710), (20, 798497), (28, 570355), (35, 456284), (37, 431620), (70, 228142), (74, 215810), (140, 114071), (148, 107905), (185, 86324), (259, 61660), (370, 43162), (518, 30830), (740, 21581), (1036, 15415), (1295, 12332), (2590, 6166), (3083, 5180)]