7681120

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{787}}^1$

素因数の和:863

約数の個数: 48

約数和(自身を含む): 18467568

約数和(自身を除く): 10786448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 787, 976, 1220, 1574, 1952, 2440, 3148, 3935, 4880, 6296, 7870, 9760, 12592, 15740, 25184, 31480, 48007, 62960, 96014, 125920, 192028, 240035, 384056, 480070, 768112, 960140, 1536224, 1920280, 3840560, 7681120]

約数ペア:

[(1, 7681120), (2, 3840560), (4, 1920280), (5, 1536224), (8, 960140), (10, 768112), (16, 480070), (20, 384056), (32, 240035), (40, 192028), (61, 125920), (80, 96014), (122, 62960), (160, 48007), (244, 31480), (305, 25184), (488, 15740), (610, 12592), (787, 9760), (976, 7870), (1220, 6296), (1574, 4880), (1952, 3935), (2440, 3148)]