49993240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113621}}^1$

素因数の和:113643

約数の個数: 32

約数和(自身を含む): 122711760

約数和(自身を除く): 72718520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 113621, 227242, 454484, 568105, 908968, 1136210, 1249831, 2272420, 2499662, 4544840, 4999324, 6249155, 9998648, 12498310, 24996620, 49993240]

約数ペア:

[(1, 49993240), (2, 24996620), (4, 12498310), (5, 9998648), (8, 6249155), (10, 4999324), (11, 4544840), (20, 2499662), (22, 2272420), (40, 1249831), (44, 1136210), (55, 908968), (88, 568105), (110, 454484), (220, 227242), (440, 113621)]