20732950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1601}}^1$

素因数の和:1657

約数の個数: 48

約数和(自身を含む): 45291744

約数和(自身を除く): 24558794

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 50, 70, 74, 175, 185, 259, 350, 370, 518, 925, 1295, 1601, 1850, 2590, 3202, 6475, 8005, 11207, 12950, 16010, 22414, 40025, 56035, 59237, 80050, 112070, 118474, 280175, 296185, 414659, 560350, 592370, 829318, 1480925, 2073295, 2961850, 4146590, 10366475, 20732950]

約数ペア:

[(1, 20732950), (2, 10366475), (5, 4146590), (7, 2961850), (10, 2073295), (14, 1480925), (25, 829318), (35, 592370), (37, 560350), (50, 414659), (70, 296185), (74, 280175), (175, 118474), (185, 112070), (259, 80050), (350, 59237), (370, 56035), (518, 40025), (925, 22414), (1295, 16010), (1601, 12950), (1850, 11207), (2590, 8005), (3202, 6475)]