2013134440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{28547}}^1$

素因数の和:28642

約数の個数: 64

約数和(自身を含む): 4748103360

約数和(自身を除く): 2734968920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 43, 82, 86, 164, 172, 205, 215, 328, 344, 410, 430, 820, 860, 1640, 1720, 1763, 3526, 7052, 8815, 14104, 17630, 28547, 35260, 57094, 70520, 114188, 142735, 228376, 285470, 570940, 1141880, 1170427, 1227521, 2340854, 2455042, 4681708, 4910084, 5852135, 6137605, 9363416, 9820168, 11704270, 12275210, 23408540, 24550420, 46817080, 49100840, 50328361, 100656722, 201313444, 251641805, 402626888, 503283610, 1006567220, 2013134440]

約数ペア:

[(1, 2013134440), (2, 1006567220), (4, 503283610), (5, 402626888), (8, 251641805), (10, 201313444), (20, 100656722), (40, 50328361), (41, 49100840), (43, 46817080), (82, 24550420), (86, 23408540), (164, 12275210), (172, 11704270), (205, 9820168), (215, 9363416), (328, 6137605), (344, 5852135), (410, 4910084), (430, 4681708), (820, 2455042), (860, 2340854), (1640, 1227521), (1720, 1170427), (1763, 1141880), (3526, 570940), (7052, 285470), (8815, 228376), (14104, 142735), (17630, 114188), (28547, 70520), (35260, 57094)]