2019919340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{6959}}^1$

素因数の和:7622

約数の個数: 48

約数和(自身を含む): 4433909760

約数和(自身を除く): 2413990420

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 631, 1262, 2524, 3155, 6310, 6959, 12620, 13918, 14513, 27836, 29026, 34795, 58052, 69590, 72565, 139180, 145130, 160057, 290260, 320114, 640228, 800285, 1600570, 3201140, 4391129, 8782258, 17564516, 21955645, 43911290, 87822580, 100995967, 201991934, 403983868, 504979835, 1009959670, 2019919340]

約数ペア:

[(1, 2019919340), (2, 1009959670), (4, 504979835), (5, 403983868), (10, 201991934), (20, 100995967), (23, 87822580), (46, 43911290), (92, 21955645), (115, 17564516), (230, 8782258), (460, 4391129), (631, 3201140), (1262, 1600570), (2524, 800285), (3155, 640228), (6310, 320114), (6959, 290260), (12620, 160057), (13918, 145130), (14513, 139180), (27836, 72565), (29026, 69590), (34795, 58052)]