8439970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 19305216

約数和(自身を除く): 10865246

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 97, 110, 113, 154, 194, 226, 385, 485, 565, 679, 770, 791, 970, 1067, 1130, 1243, 1358, 1582, 2134, 2486, 3395, 3955, 5335, 6215, 6790, 7469, 7910, 8701, 10670, 10961, 12430, 14938, 17402, 21922, 37345, 43505, 54805, 74690, 76727, 87010, 109610, 120571, 153454, 241142, 383635, 602855, 767270, 843997, 1205710, 1687994, 4219985, 8439970]

約数ペア:

[(1, 8439970), (2, 4219985), (5, 1687994), (7, 1205710), (10, 843997), (11, 767270), (14, 602855), (22, 383635), (35, 241142), (55, 153454), (70, 120571), (77, 109610), (97, 87010), (110, 76727), (113, 74690), (154, 54805), (194, 43505), (226, 37345), (385, 21922), (485, 17402), (565, 14938), (679, 12430), (770, 10961), (791, 10670), (970, 8701), (1067, 7910), (1130, 7469), (1243, 6790), (1358, 6215), (1582, 5335), (2134, 3955), (2486, 3395)]