2034440

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 4619160

約数和(自身を除く): 2584720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 281, 362, 562, 724, 905, 1124, 1405, 1448, 1810, 2248, 2810, 3620, 5620, 7240, 11240, 50861, 101722, 203444, 254305, 406888, 508610, 1017220, 2034440]

約数ペア:

[(1, 2034440), (2, 1017220), (4, 508610), (5, 406888), (8, 254305), (10, 203444), (20, 101722), (40, 50861), (181, 11240), (281, 7240), (362, 5620), (562, 3620), (724, 2810), (905, 2248), (1124, 1810), (1405, 1448)]