27404080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:203

約数の個数: 120

約数和(自身を含む): 74214000

約数和(自身を除く): 46809920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 149, 152, 176, 190, 209, 220, 242, 298, 304, 380, 418, 440, 484, 596, 605, 745, 760, 836, 880, 968, 1045, 1192, 1210, 1490, 1520, 1639, 1672, 1936, 2090, 2299, 2384, 2420, 2831, 2980, 3278, 3344, 4180, 4598, 4840, 5662, 5960, 6556, 8195, 8360, 9196, 9680, 11324, 11495, 11920, 13112, 14155, 16390, 16720, 18029, 18392, 22648, 22990, 26224, 28310, 31141, 32780, 36058, 36784, 45296, 45980, 56620, 62282, 65560, 72116, 90145, 91960, 113240, 124564, 131120, 144232, 155705, 180290, 183920, 226480, 249128, 288464, 311410, 342551, 360580, 498256, 622820, 685102, 721160, 1245640, 1370204, 1442320, 1712755, 2491280, 2740408, 3425510, 5480816, 6851020, 13702040, 27404080]

約数ペア:

[(1, 27404080), (2, 13702040), (4, 6851020), (5, 5480816), (8, 3425510), (10, 2740408), (11, 2491280), (16, 1712755), (19, 1442320), (20, 1370204), (22, 1245640), (38, 721160), (40, 685102), (44, 622820), (55, 498256), (76, 360580), (80, 342551), (88, 311410), (95, 288464), (110, 249128), (121, 226480), (149, 183920), (152, 180290), (176, 155705), (190, 144232), (209, 131120), (220, 124564), (242, 113240), (298, 91960), (304, 90145), (380, 72116), (418, 65560), (440, 62282), (484, 56620), (596, 45980), (605, 45296), (745, 36784), (760, 36058), (836, 32780), (880, 31141), (968, 28310), (1045, 26224), (1192, 22990), (1210, 22648), (1490, 18392), (1520, 18029), (1639, 16720), (1672, 16390), (1936, 14155), (2090, 13112), (2299, 11920), (2384, 11495), (2420, 11324), (2831, 9680), (2980, 9196), (3278, 8360), (3344, 8195), (4180, 6556), (4598, 5960), (4840, 5662)]