380630440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1\times {\mathrm{691}}^1$

素因数の和:1042

約数の個数: 64

約数和(自身を含む): 878895360

約数和(自身を除く): 498264920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 293, 376, 470, 586, 691, 940, 1172, 1382, 1465, 1880, 2344, 2764, 2930, 3455, 5528, 5860, 6910, 11720, 13771, 13820, 27542, 27640, 32477, 55084, 64954, 68855, 110168, 129908, 137710, 162385, 202463, 259816, 275420, 324770, 404926, 550840, 649540, 809852, 1012315, 1299080, 1619704, 2024630, 4049260, 8098520, 9515761, 19031522, 38063044, 47578805, 76126088, 95157610, 190315220, 380630440]

約数ペア:

[(1, 380630440), (2, 190315220), (4, 95157610), (5, 76126088), (8, 47578805), (10, 38063044), (20, 19031522), (40, 9515761), (47, 8098520), (94, 4049260), (188, 2024630), (235, 1619704), (293, 1299080), (376, 1012315), (470, 809852), (586, 649540), (691, 550840), (940, 404926), (1172, 324770), (1382, 275420), (1465, 259816), (1880, 202463), (2344, 162385), (2764, 137710), (2930, 129908), (3455, 110168), (5528, 68855), (5860, 64954), (6910, 55084), (11720, 32477), (13771, 27640), (13820, 27542)]