20199840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{42083}}^1$

素因数の和:42101

約数の個数: 48

約数和(自身を含む): 63631008

約数和(自身を除く): 43431168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 42083, 84166, 126249, 168332, 210415, 252498, 336664, 420830, 504996, 631245, 673328, 841660, 1009992, 1262490, 1346656, 1683320, 2019984, 2524980, 3366640, 4039968, 5049960, 6733280, 10099920, 20199840]

約数ペア:

[(1, 20199840), (2, 10099920), (3, 6733280), (4, 5049960), (5, 4039968), (6, 3366640), (8, 2524980), (10, 2019984), (12, 1683320), (15, 1346656), (16, 1262490), (20, 1009992), (24, 841660), (30, 673328), (32, 631245), (40, 504996), (48, 420830), (60, 336664), (80, 252498), (96, 210415), (120, 168332), (160, 126249), (240, 84166), (480, 42083)]