201552209720

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{27838703}}^1$

素因数の和:27838895

約数の個数: 32

約数和(自身を含む): 455997971520

約数和(自身を除く): 254445761800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 7240, 27838703, 55677406, 111354812, 139193515, 222709624, 278387030, 556774060, 1113548120, 5038805243, 10077610486, 20155220972, 25194026215, 40310441944, 50388052430, 100776104860, 201552209720]

約数ペア:

[(1, 201552209720), (2, 100776104860), (4, 50388052430), (5, 40310441944), (8, 25194026215), (10, 20155220972), (20, 10077610486), (40, 5038805243), (181, 1113548120), (362, 556774060), (724, 278387030), (905, 222709624), (1448, 139193515), (1810, 111354812), (3620, 55677406), (7240, 27838703)]