20444820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30977}}^1$

素因数の和:31000

約数の個数: 48

約数和(自身を含む): 62451648

約数和(自身を除く): 42006828

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 30977, 61954, 92931, 123908, 154885, 185862, 309770, 340747, 371724, 464655, 619540, 681494, 929310, 1022241, 1362988, 1703735, 1858620, 2044482, 3407470, 4088964, 5111205, 6814940, 10222410, 20444820]

約数ペア:

[(1, 20444820), (2, 10222410), (3, 6814940), (4, 5111205), (5, 4088964), (6, 3407470), (10, 2044482), (11, 1858620), (12, 1703735), (15, 1362988), (20, 1022241), (22, 929310), (30, 681494), (33, 619540), (44, 464655), (55, 371724), (60, 340747), (66, 309770), (110, 185862), (132, 154885), (165, 123908), (220, 92931), (330, 61954), (660, 30977)]