3020720

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{619}}^1$

素因数の和:693

約数の個数: 40

約数和(自身を含む): 7149840

約数和(自身を除く): 4129120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 619, 976, 1220, 1238, 2440, 2476, 3095, 4880, 4952, 6190, 9904, 12380, 24760, 37759, 49520, 75518, 151036, 188795, 302072, 377590, 604144, 755180, 1510360, 3020720]

約数ペア:

[(1, 3020720), (2, 1510360), (4, 755180), (5, 604144), (8, 377590), (10, 302072), (16, 188795), (20, 151036), (40, 75518), (61, 49520), (80, 37759), (122, 24760), (244, 12380), (305, 9904), (488, 6190), (610, 4952), (619, 4880), (976, 3095), (1220, 2476), (1238, 2440)]