4788190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 64

約数和(自身を含む): 10368000

約数和(自身を除く): 5579810

約数列:

[1, 2, 5, 10, 11, 19, 22, 29, 38, 55, 58, 79, 95, 110, 145, 158, 190, 209, 290, 319, 395, 418, 551, 638, 790, 869, 1045, 1102, 1501, 1595, 1738, 2090, 2291, 2755, 3002, 3190, 4345, 4582, 5510, 6061, 7505, 8690, 11455, 12122, 15010, 16511, 22910, 25201, 30305, 33022, 43529, 50402, 60610, 82555, 87058, 126005, 165110, 217645, 252010, 435290, 478819, 957638, 2394095, 4788190]

約数ペア:

[(1, 4788190), (2, 2394095), (5, 957638), (10, 478819), (11, 435290), (19, 252010), (22, 217645), (29, 165110), (38, 126005), (55, 87058), (58, 82555), (79, 60610), (95, 50402), (110, 43529), (145, 33022), (158, 30305), (190, 25201), (209, 22910), (290, 16511), (319, 15010), (395, 12122), (418, 11455), (551, 8690), (638, 7505), (790, 6061), (869, 5510), (1045, 4582), (1102, 4345), (1501, 3190), (1595, 3002), (1738, 2755), (2090, 2291)]