20020308

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:533

約数の個数: 96

約数和(自身を含む): 59609088

約数和(自身を除く): 39588780

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 47, 66, 77, 84, 94, 132, 141, 154, 188, 231, 282, 308, 329, 461, 462, 517, 564, 658, 922, 924, 987, 1034, 1316, 1383, 1551, 1844, 1974, 2068, 2766, 3102, 3227, 3619, 3948, 5071, 5532, 6204, 6454, 7238, 9681, 10142, 10857, 12908, 14476, 15213, 19362, 20284, 21667, 21714, 30426, 35497, 38724, 43334, 43428, 60852, 65001, 70994, 86668, 106491, 130002, 141988, 151669, 212982, 238337, 260004, 303338, 425964, 455007, 476674, 606676, 715011, 910014, 953348, 1430022, 1668359, 1820028, 2860044, 3336718, 5005077, 6673436, 10010154, 20020308]

約数ペア:

[(1, 20020308), (2, 10010154), (3, 6673436), (4, 5005077), (6, 3336718), (7, 2860044), (11, 1820028), (12, 1668359), (14, 1430022), (21, 953348), (22, 910014), (28, 715011), (33, 606676), (42, 476674), (44, 455007), (47, 425964), (66, 303338), (77, 260004), (84, 238337), (94, 212982), (132, 151669), (141, 141988), (154, 130002), (188, 106491), (231, 86668), (282, 70994), (308, 65001), (329, 60852), (461, 43428), (462, 43334), (517, 38724), (564, 35497), (658, 30426), (922, 21714), (924, 21667), (987, 20284), (1034, 19362), (1316, 15213), (1383, 14476), (1551, 12908), (1844, 10857), (1974, 10142), (2068, 9681), (2766, 7238), (3102, 6454), (3227, 6204), (3619, 5532), (3948, 5071)]