20174901744

素因数分解:

$2^4\times 3^1\times {\mathrm{439}}^1\times {\mathrm{643}}^1\times {\mathrm{1489}}^1$

素因数の和:2582

約数の個数: 80

約数和(自身を含む): 52353593600

約数和(自身を除く): 32178691856

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 439, 643, 878, 1286, 1317, 1489, 1756, 1929, 2572, 2634, 2978, 3512, 3858, 4467, 5144, 5268, 5956, 7024, 7716, 8934, 10288, 10536, 11912, 15432, 17868, 21072, 23824, 30864, 35736, 71472, 282277, 564554, 653671, 846831, 957427, 1129108, 1307342, 1693662, 1914854, 1961013, 2258216, 2614684, 2872281, 3387324, 3829708, 3922026, 4516432, 5229368, 5744562, 6774648, 7659416, 7844052, 10458736, 11489124, 13549296, 15318832, 15688104, 22978248, 31376208, 45956496, 420310453, 840620906, 1260931359, 1681241812, 2521862718, 3362483624, 5043725436, 6724967248, 10087450872, 20174901744]

約数ペア:

[(1, 20174901744), (2, 10087450872), (3, 6724967248), (4, 5043725436), (6, 3362483624), (8, 2521862718), (12, 1681241812), (16, 1260931359), (24, 840620906), (48, 420310453), (439, 45956496), (643, 31376208), (878, 22978248), (1286, 15688104), (1317, 15318832), (1489, 13549296), (1756, 11489124), (1929, 10458736), (2572, 7844052), (2634, 7659416), (2978, 6774648), (3512, 5744562), (3858, 5229368), (4467, 4516432), (5144, 3922026), (5268, 3829708), (5956, 3387324), (7024, 2872281), (7716, 2614684), (8934, 2258216), (10288, 1961013), (10536, 1914854), (11912, 1693662), (15432, 1307342), (17868, 1129108), (21072, 957427), (23824, 846831), (30864, 653671), (35736, 564554), (71472, 282277)]