4492720

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{631}}^1$

素因数の和:733

約数の個数: 40

約数和(自身を含む): 10579680

約数和(自身を除く): 6086960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 631, 712, 890, 1262, 1424, 1780, 2524, 3155, 3560, 5048, 6310, 7120, 10096, 12620, 25240, 50480, 56159, 112318, 224636, 280795, 449272, 561590, 898544, 1123180, 2246360, 4492720]

約数ペア:

[(1, 4492720), (2, 2246360), (4, 1123180), (5, 898544), (8, 561590), (10, 449272), (16, 280795), (20, 224636), (40, 112318), (80, 56159), (89, 50480), (178, 25240), (356, 12620), (445, 10096), (631, 7120), (712, 6310), (890, 5048), (1262, 3560), (1424, 3155), (1780, 2524)]