51947720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{10733}}^1$

素因数の和:10766

約数の個数: 48

約数和(自身を含む): 128485980

約数和(自身を除く): 76538260

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, 10733, 21466, 42932, 53665, 85864, 107330, 118063, 214660, 236126, 429320, 472252, 590315, 944504, 1180630, 1298693, 2361260, 2597386, 4722520, 5194772, 6493465, 10389544, 12986930, 25973860, 51947720]

約数ペア:

[(1, 51947720), (2, 25973860), (4, 12986930), (5, 10389544), (8, 6493465), (10, 5194772), (11, 4722520), (20, 2597386), (22, 2361260), (40, 1298693), (44, 1180630), (55, 944504), (88, 590315), (110, 472252), (121, 429320), (220, 236126), (242, 214660), (440, 118063), (484, 107330), (605, 85864), (968, 53665), (1210, 42932), (2420, 21466), (4840, 10733)]