8366890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 18662400

約数和(自身を除く): 10295510

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 79, 85, 89, 119, 158, 170, 178, 238, 395, 445, 553, 595, 623, 790, 890, 1106, 1190, 1246, 1343, 1513, 2686, 2765, 3026, 3115, 5530, 6230, 6715, 7031, 7565, 9401, 10591, 13430, 14062, 15130, 18802, 21182, 35155, 47005, 49217, 52955, 70310, 94010, 98434, 105910, 119527, 239054, 246085, 492170, 597635, 836689, 1195270, 1673378, 4183445, 8366890]

約数ペア:

[(1, 8366890), (2, 4183445), (5, 1673378), (7, 1195270), (10, 836689), (14, 597635), (17, 492170), (34, 246085), (35, 239054), (70, 119527), (79, 105910), (85, 98434), (89, 94010), (119, 70310), (158, 52955), (170, 49217), (178, 47005), (238, 35155), (395, 21182), (445, 18802), (553, 15130), (595, 14062), (623, 13430), (790, 10591), (890, 9401), (1106, 7565), (1190, 7031), (1246, 6715), (1343, 6230), (1513, 5530), (2686, 3115), (2765, 3026)]