31142720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13903}}^1$

素因数の和:13927

約数の個数: 56

約数和(自身を含む): 84758784

約数和(自身を除く): 53616064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 13903, 27806, 55612, 69515, 97321, 111224, 139030, 194642, 222448, 278060, 389284, 444896, 486605, 556120, 778568, 889792, 973210, 1112240, 1557136, 1946420, 2224480, 3114272, 3892840, 4448960, 6228544, 7785680, 15571360, 31142720]

約数ペア:

[(1, 31142720), (2, 15571360), (4, 7785680), (5, 6228544), (7, 4448960), (8, 3892840), (10, 3114272), (14, 2224480), (16, 1946420), (20, 1557136), (28, 1112240), (32, 973210), (35, 889792), (40, 778568), (56, 556120), (64, 486605), (70, 444896), (80, 389284), (112, 278060), (140, 222448), (160, 194642), (224, 139030), (280, 111224), (320, 97321), (448, 69515), (560, 55612), (1120, 27806), (2240, 13903)]