2103941480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1\times {\mathrm{2647}}^1$

素因数の和:3330

約数の個数: 64

約数和(自身を含む): 4896046080

約数和(自身を除く): 2792104600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 641, 1240, 1282, 2564, 2647, 3205, 5128, 5294, 6410, 10588, 12820, 13235, 19871, 21176, 25640, 26470, 39742, 52940, 79484, 82057, 99355, 105880, 158968, 164114, 198710, 328228, 397420, 410285, 656456, 794840, 820570, 1641140, 1696727, 3282280, 3393454, 6786908, 8483635, 13573816, 16967270, 33934540, 52598537, 67869080, 105197074, 210394148, 262992685, 420788296, 525985370, 1051970740, 2103941480]

約数ペア:

[(1, 2103941480), (2, 1051970740), (4, 525985370), (5, 420788296), (8, 262992685), (10, 210394148), (20, 105197074), (31, 67869080), (40, 52598537), (62, 33934540), (124, 16967270), (155, 13573816), (248, 8483635), (310, 6786908), (620, 3393454), (641, 3282280), (1240, 1696727), (1282, 1641140), (2564, 820570), (2647, 794840), (3205, 656456), (5128, 410285), (5294, 397420), (6410, 328228), (10588, 198710), (12820, 164114), (13235, 158968), (19871, 105880), (21176, 99355), (25640, 82057), (26470, 79484), (39742, 52940)]