20120642650

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1613}}^1\times {\mathrm{10847}}^1$

素因数の和:12495

約数の個数: 48

約数和(自身を含む): 39079355904

約数和(自身を除く): 18958713254

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 575, 1150, 1613, 3226, 8065, 10847, 16130, 21694, 37099, 40325, 54235, 74198, 80650, 108470, 185495, 249481, 271175, 370990, 498962, 542350, 927475, 1247405, 1854950, 2494810, 6237025, 12474050, 17496211, 34992422, 87481055, 174962110, 402412853, 437405275, 804825706, 874810550, 2012064265, 4024128530, 10060321325, 20120642650]

約数ペア:

[(1, 20120642650), (2, 10060321325), (5, 4024128530), (10, 2012064265), (23, 874810550), (25, 804825706), (46, 437405275), (50, 402412853), (115, 174962110), (230, 87481055), (575, 34992422), (1150, 17496211), (1613, 12474050), (3226, 6237025), (8065, 2494810), (10847, 1854950), (16130, 1247405), (21694, 927475), (37099, 542350), (40325, 498962), (54235, 370990), (74198, 271175), (80650, 249481), (108470, 185495)]