2019380905

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1\times {\mathrm{383}}^1$

素因数の和:801

約数の個数: 32

約数和(自身を含む): 2519838720

約数和(自身を除く): 500457815

約数列:

[1, 5, 59, 61, 293, 295, 305, 383, 1465, 1915, 3599, 17287, 17873, 17995, 22597, 23363, 86435, 89365, 112219, 112985, 116815, 561095, 1054507, 1378417, 5272535, 6620921, 6845359, 6892085, 33104605, 34226795, 403876181, 2019380905]

約数ペア:

[(1, 2019380905), (5, 403876181), (59, 34226795), (61, 33104605), (293, 6892085), (295, 6845359), (305, 6620921), (383, 5272535), (1465, 1378417), (1915, 1054507), (3599, 561095), (17287, 116815), (17873, 112985), (17995, 112219), (22597, 89365), (23363, 86435)]