17891940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27109}}^1$

素因数の和:27132

約数の個数: 48

約数和(自身を含む): 54653760

約数和(自身を除く): 36761820

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, 27109, 54218, 81327, 108436, 135545, 162654, 271090, 298199, 325308, 406635, 542180, 596398, 813270, 894597, 1192796, 1490995, 1626540, 1789194, 2981990, 3578388, 4472985, 5963980, 8945970, 17891940]

約数ペア:

[(1, 17891940), (2, 8945970), (3, 5963980), (4, 4472985), (5, 3578388), (6, 2981990), (10, 1789194), (11, 1626540), (12, 1490995), (15, 1192796), (20, 894597), (22, 813270), (30, 596398), (33, 542180), (44, 406635), (55, 325308), (60, 298199), (66, 271090), (110, 162654), (132, 135545), (165, 108436), (220, 81327), (330, 54218), (660, 27109)]