20447321760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{14199529}}^1$

素因数の和:14199550

約数の個数: 72

約数和(自身を含む): 69776490420

約数和(自身を除く): 49329168660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 14199529, 28399058, 42598587, 56798116, 70997645, 85197174, 113596232, 127795761, 141995290, 170394348, 212992935, 227192464, 255591522, 283990580, 340788696, 425985870, 454384928, 511183044, 567981160, 638978805, 681577392, 851971740, 1022366088, 1135962320, 1277957610, 1363154784, 1703943480, 2044732176, 2271924640, 2555915220, 3407886960, 4089464352, 5111830440, 6815773920, 10223660880, 20447321760]

約数ペア:

[(1, 20447321760), (2, 10223660880), (3, 6815773920), (4, 5111830440), (5, 4089464352), (6, 3407886960), (8, 2555915220), (9, 2271924640), (10, 2044732176), (12, 1703943480), (15, 1363154784), (16, 1277957610), (18, 1135962320), (20, 1022366088), (24, 851971740), (30, 681577392), (32, 638978805), (36, 567981160), (40, 511183044), (45, 454384928), (48, 425985870), (60, 340788696), (72, 283990580), (80, 255591522), (90, 227192464), (96, 212992935), (120, 170394348), (144, 141995290), (160, 127795761), (180, 113596232), (240, 85197174), (288, 70997645), (360, 56798116), (480, 42598587), (720, 28399058), (1440, 14199529)]