1995418480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2267521}}^1$

素因数の和:2267545

約数の個数: 40

約数和(自身を含む): 5061109104

約数和(自身を除く): 3065690624

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2267521, 4535042, 9070084, 11337605, 18140168, 22675210, 24942731, 36280336, 45350420, 49885462, 90700840, 99770924, 124713655, 181401680, 199541848, 249427310, 399083696, 498854620, 997709240, 1995418480]

約数ペア:

[(1, 1995418480), (2, 997709240), (4, 498854620), (5, 399083696), (8, 249427310), (10, 199541848), (11, 181401680), (16, 124713655), (20, 99770924), (22, 90700840), (40, 49885462), (44, 45350420), (55, 36280336), (80, 24942731), (88, 22675210), (110, 18140168), (176, 11337605), (220, 9070084), (440, 4535042), (880, 2267521)]