20455433240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{46489621}}^1$

素因数の和:46489643

約数の個数: 32

約数和(自身を含む): 50208791760

約数和(自身を除く): 29753358520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 46489621, 92979242, 185958484, 232448105, 371916968, 464896210, 511385831, 929792420, 1022771662, 1859584840, 2045543324, 2556929155, 4091086648, 5113858310, 10227716620, 20455433240]

約数ペア:

[(1, 20455433240), (2, 10227716620), (4, 5113858310), (5, 4091086648), (8, 2556929155), (10, 2045543324), (11, 1859584840), (20, 1022771662), (22, 929792420), (40, 511385831), (44, 464896210), (55, 371916968), (88, 232448105), (110, 185958484), (220, 92979242), (440, 46489621)]