200051720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41333}}^1$

素因数の和:41366

約数の個数: 48

約数和(自身を含む): 494767980

約数和(自身を除く): 294716260

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 41333, 82666, 165332, 206665, 330664, 413330, 454663, 826660, 909326, 1653320, 1818652, 2273315, 3637304, 4546630, 5001293, 9093260, 10002586, 18186520, 20005172, 25006465, 40010344, 50012930, 100025860, 200051720]

約数ペア:

[(1, 200051720), (2, 100025860), (4, 50012930), (5, 40010344), (8, 25006465), (10, 20005172), (11, 18186520), (20, 10002586), (22, 9093260), (40, 5001293), (44, 4546630), (55, 3637304), (88, 2273315), (110, 1818652), (121, 1653320), (220, 909326), (242, 826660), (440, 454663), (484, 413330), (605, 330664), (968, 206665), (1210, 165332), (2420, 82666), (4840, 41333)]