2149761880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{264749}}^1$

素因数の和:264796

約数の個数: 64

約数和(自身を含む): 5718600000

約数和(自身を除く): 3568838120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 264749, 529498, 1058996, 1323745, 1853243, 2117992, 2647490, 3706486, 5294980, 7412972, 7677721, 9266215, 10589960, 14825944, 15355442, 18532430, 30710884, 37064860, 38388605, 53744047, 61421768, 74129720, 76777210, 107488094, 153554420, 214976188, 268720235, 307108840, 429952376, 537440470, 1074880940, 2149761880]

約数ペア:

[(1, 2149761880), (2, 1074880940), (4, 537440470), (5, 429952376), (7, 307108840), (8, 268720235), (10, 214976188), (14, 153554420), (20, 107488094), (28, 76777210), (29, 74129720), (35, 61421768), (40, 53744047), (56, 38388605), (58, 37064860), (70, 30710884), (116, 18532430), (140, 15355442), (145, 14825944), (203, 10589960), (232, 9266215), (280, 7677721), (290, 7412972), (406, 5294980), (580, 3706486), (812, 2647490), (1015, 2117992), (1160, 1853243), (1624, 1323745), (2030, 1058996), (4060, 529498), (8120, 264749)]