7453580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 16511040

約数和(自身を除く): 9057460

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 116, 142, 145, 181, 284, 290, 355, 362, 580, 710, 724, 905, 1420, 1810, 2059, 3620, 4118, 5249, 8236, 10295, 10498, 12851, 20590, 20996, 25702, 26245, 41180, 51404, 52490, 64255, 104980, 128510, 257020, 372679, 745358, 1490716, 1863395, 3726790, 7453580]

約数ペア:

[(1, 7453580), (2, 3726790), (4, 1863395), (5, 1490716), (10, 745358), (20, 372679), (29, 257020), (58, 128510), (71, 104980), (116, 64255), (142, 52490), (145, 51404), (181, 41180), (284, 26245), (290, 25702), (355, 20996), (362, 20590), (580, 12851), (710, 10498), (724, 10295), (905, 8236), (1420, 5249), (1810, 4118), (2059, 3620)]