3840560

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{787}}^1$

素因数の和:861

約数の個数: 40

約数和(自身を含む): 9087216

約数和(自身を除く): 5246656

約数列:

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

約数ペア:

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