28032130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 60318720

約数和(自身を除く): 32286590

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 67, 70, 86, 134, 139, 215, 278, 301, 335, 430, 469, 602, 670, 695, 938, 973, 1390, 1505, 1946, 2345, 2881, 3010, 4690, 4865, 5762, 5977, 9313, 9730, 11954, 14405, 18626, 20167, 28810, 29885, 40334, 41839, 46565, 59770, 65191, 83678, 93130, 100835, 130382, 201670, 209195, 325955, 400459, 418390, 651910, 800918, 2002295, 2803213, 4004590, 5606426, 14016065, 28032130]

約数ペア:

[(1, 28032130), (2, 14016065), (5, 5606426), (7, 4004590), (10, 2803213), (14, 2002295), (35, 800918), (43, 651910), (67, 418390), (70, 400459), (86, 325955), (134, 209195), (139, 201670), (215, 130382), (278, 100835), (301, 93130), (335, 83678), (430, 65191), (469, 59770), (602, 46565), (670, 41839), (695, 40334), (938, 29885), (973, 28810), (1390, 20167), (1505, 18626), (1946, 14405), (2345, 11954), (2881, 9730), (3010, 9313), (4690, 5977), (4865, 5762)]