16720160

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3371}}^1$

素因数の和:3417

約数の個数: 48

約数和(自身を含む): 40787712

約数和(自身を除く): 24067552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 3371, 4960, 6742, 13484, 16855, 26968, 33710, 53936, 67420, 104501, 107872, 134840, 209002, 269680, 418004, 522505, 539360, 836008, 1045010, 1672016, 2090020, 3344032, 4180040, 8360080, 16720160]

約数ペア:

[(1, 16720160), (2, 8360080), (4, 4180040), (5, 3344032), (8, 2090020), (10, 1672016), (16, 1045010), (20, 836008), (31, 539360), (32, 522505), (40, 418004), (62, 269680), (80, 209002), (124, 134840), (155, 107872), (160, 104501), (248, 67420), (310, 53936), (496, 33710), (620, 26968), (992, 16855), (1240, 13484), (2480, 6742), (3371, 4960)]