29968720

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3709}}^1$

素因数の和:3823

約数の個数: 40

約数和(自身を含む): 70386120

約数和(自身を除く): 40417400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 3709, 4040, 7418, 8080, 14836, 18545, 29672, 37090, 59344, 74180, 148360, 296720, 374609, 749218, 1498436, 1873045, 2996872, 3746090, 5993744, 7492180, 14984360, 29968720]

約数ペア:

[(1, 29968720), (2, 14984360), (4, 7492180), (5, 5993744), (8, 3746090), (10, 2996872), (16, 1873045), (20, 1498436), (40, 749218), (80, 374609), (101, 296720), (202, 148360), (404, 74180), (505, 59344), (808, 37090), (1010, 29672), (1616, 18545), (2020, 14836), (3709, 8080), (4040, 7418)]