16321020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16001}}^1$

素因数の和:16030

約数の個数: 48

約数和(自身を含む): 48390048

約数和(自身を除く): 32069028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 16001, 32002, 48003, 64004, 80005, 96006, 160010, 192012, 240015, 272017, 320020, 480030, 544034, 816051, 960060, 1088068, 1360085, 1632102, 2720170, 3264204, 4080255, 5440340, 8160510, 16321020]

約数ペア:

[(1, 16321020), (2, 8160510), (3, 5440340), (4, 4080255), (5, 3264204), (6, 2720170), (10, 1632102), (12, 1360085), (15, 1088068), (17, 960060), (20, 816051), (30, 544034), (34, 480030), (51, 320020), (60, 272017), (68, 240015), (85, 192012), (102, 160010), (170, 96006), (204, 80005), (255, 64004), (340, 48003), (510, 32002), (1020, 16001)]