20565542564840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5649874331}}^1$

素因数の和:5649874362

約数の個数: 64

約数和(自身を含む): 56950733266560

約数和(自身を除く): 36385190701720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 5649874331, 11299748662, 22599497324, 28249371655, 39549120317, 45198994648, 56498743310, 73448366303, 79098240634, 112997486620, 146896732606, 158196481268, 197745601585, 225994973240, 293793465212, 316392962536, 367241831515, 395491203170, 514138564121, 587586930424, 734483663030, 790982406340, 1028277128242, 1468967326060, 1581964812680, 2056554256484, 2570692820605, 2937934652120, 4113108512968, 5141385641210, 10282771282420, 20565542564840]

約数ペア:

[(1, 20565542564840), (2, 10282771282420), (4, 5141385641210), (5, 4113108512968), (7, 2937934652120), (8, 2570692820605), (10, 2056554256484), (13, 1581964812680), (14, 1468967326060), (20, 1028277128242), (26, 790982406340), (28, 734483663030), (35, 587586930424), (40, 514138564121), (52, 395491203170), (56, 367241831515), (65, 316392962536), (70, 293793465212), (91, 225994973240), (104, 197745601585), (130, 158196481268), (140, 146896732606), (182, 112997486620), (260, 79098240634), (280, 73448366303), (364, 56498743310), (455, 45198994648), (520, 39549120317), (728, 28249371655), (910, 22599497324), (1820, 11299748662), (3640, 5649874331)]