6399580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1531}}^1$

素因数の和:1570

約数の個数: 48

約数和(自身を含む): 15442560

約数和(自身を除く): 9042980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 1531, 2090, 3062, 4180, 6124, 7655, 15310, 16841, 29089, 30620, 33682, 58178, 67364, 84205, 116356, 145445, 168410, 290890, 319979, 336820, 581780, 639958, 1279916, 1599895, 3199790, 6399580]

約数ペア:

[(1, 6399580), (2, 3199790), (4, 1599895), (5, 1279916), (10, 639958), (11, 581780), (19, 336820), (20, 319979), (22, 290890), (38, 168410), (44, 145445), (55, 116356), (76, 84205), (95, 67364), (110, 58178), (190, 33682), (209, 30620), (220, 29089), (380, 16841), (418, 15310), (836, 7655), (1045, 6124), (1531, 4180), (2090, 3062)]