90696620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{17509}}^1$

素因数の和:17562

約数の個数: 48

約数和(自身を含む): 223567680

約数和(自身を除く): 132871060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 17509, 35018, 70036, 87545, 122563, 175090, 245126, 350180, 490252, 612815, 647833, 1225630, 1295666, 2451260, 2591332, 3239165, 4534831, 6478330, 9069662, 12956660, 18139324, 22674155, 45348310, 90696620]

約数ペア:

[(1, 90696620), (2, 45348310), (4, 22674155), (5, 18139324), (7, 12956660), (10, 9069662), (14, 6478330), (20, 4534831), (28, 3239165), (35, 2591332), (37, 2451260), (70, 1295666), (74, 1225630), (140, 647833), (148, 612815), (185, 490252), (259, 350180), (370, 245126), (518, 175090), (740, 122563), (1036, 87545), (1295, 70036), (2590, 35018), (5180, 17509)]