19740480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{20563}}^1$

素因数の和:20583

約数の個数: 56

約数和(自身を含む): 62679072

約数和(自身を除く): 42938592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 20563, 41126, 61689, 82252, 102815, 123378, 164504, 205630, 246756, 308445, 329008, 411260, 493512, 616890, 658016, 822520, 987024, 1233780, 1316032, 1645040, 1974048, 2467560, 3290080, 3948096, 4935120, 6580160, 9870240, 19740480]

約数ペア:

[(1, 19740480), (2, 9870240), (3, 6580160), (4, 4935120), (5, 3948096), (6, 3290080), (8, 2467560), (10, 1974048), (12, 1645040), (15, 1316032), (16, 1233780), (20, 987024), (24, 822520), (30, 658016), (32, 616890), (40, 493512), (48, 411260), (60, 329008), (64, 308445), (80, 246756), (96, 205630), (120, 164504), (160, 123378), (192, 102815), (240, 82252), (320, 61689), (480, 41126), (960, 20563)]