19566420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3929}}^1$

素因数の和:4024

約数の個数: 48

約数和(自身を含む): 55460160

約数和(自身を除く): 35893740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 249, 332, 415, 498, 830, 996, 1245, 1660, 2490, 3929, 4980, 7858, 11787, 15716, 19645, 23574, 39290, 47148, 58935, 78580, 117870, 235740, 326107, 652214, 978321, 1304428, 1630535, 1956642, 3261070, 3913284, 4891605, 6522140, 9783210, 19566420]

約数ペア:

[(1, 19566420), (2, 9783210), (3, 6522140), (4, 4891605), (5, 3913284), (6, 3261070), (10, 1956642), (12, 1630535), (15, 1304428), (20, 978321), (30, 652214), (60, 326107), (83, 235740), (166, 117870), (249, 78580), (332, 58935), (415, 47148), (498, 39290), (830, 23574), (996, 19645), (1245, 15716), (1660, 11787), (2490, 7858), (3929, 4980)]