1261120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{563}}^1$

素因数の和:587

約数の個数: 56

約数和(自身を含む): 3438144

約数和(自身を除く): 2177024

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, 563, 1120, 1126, 2240, 2252, 2815, 3941, 4504, 5630, 7882, 9008, 11260, 15764, 18016, 19705, 22520, 31528, 36032, 39410, 45040, 63056, 78820, 90080, 126112, 157640, 180160, 252224, 315280, 630560, 1261120]

約数ペア:

[(1, 1261120), (2, 630560), (4, 315280), (5, 252224), (7, 180160), (8, 157640), (10, 126112), (14, 90080), (16, 78820), (20, 63056), (28, 45040), (32, 39410), (35, 36032), (40, 31528), (56, 22520), (64, 19705), (70, 18016), (80, 15764), (112, 11260), (140, 9008), (160, 7882), (224, 5630), (280, 4504), (320, 3941), (448, 2815), (560, 2252), (563, 2240), (1120, 1126)]