2705990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:117

約数の個数: 64

約数和(自身を含む): 6082560

約数和(自身を除く): 3376570

約数列:

[1, 2, 5, 7, 10, 14, 29, 31, 35, 43, 58, 62, 70, 86, 145, 155, 203, 215, 217, 290, 301, 310, 406, 430, 434, 602, 899, 1015, 1085, 1247, 1333, 1505, 1798, 2030, 2170, 2494, 2666, 3010, 4495, 6235, 6293, 6665, 8729, 8990, 9331, 12470, 12586, 13330, 17458, 18662, 31465, 38657, 43645, 46655, 62930, 77314, 87290, 93310, 193285, 270599, 386570, 541198, 1352995, 2705990]

約数ペア:

[(1, 2705990), (2, 1352995), (5, 541198), (7, 386570), (10, 270599), (14, 193285), (29, 93310), (31, 87290), (35, 77314), (43, 62930), (58, 46655), (62, 43645), (70, 38657), (86, 31465), (145, 18662), (155, 17458), (203, 13330), (215, 12586), (217, 12470), (290, 9331), (301, 8990), (310, 8729), (406, 6665), (430, 6293), (434, 6235), (602, 4495), (899, 3010), (1015, 2666), (1085, 2494), (1247, 2170), (1333, 2030), (1505, 1798)]