20174094020

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{739}}^1\times {\mathrm{6469}}^1$

素因数の和:7428

約数の個数: 48

約数和(自身を含む): 42630571200

約数和(自身を除く): 22456477180

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 739, 844, 1055, 1478, 2110, 2956, 3695, 4220, 6469, 7390, 12938, 14780, 25876, 32345, 64690, 129380, 155929, 311858, 623716, 779645, 1364959, 1559290, 2729918, 3118580, 4780591, 5459836, 6824795, 9561182, 13649590, 19122364, 23902955, 27299180, 47805910, 95611820, 1008704701, 2017409402, 4034818804, 5043523505, 10087047010, 20174094020]

約数ペア:

[(1, 20174094020), (2, 10087047010), (4, 5043523505), (5, 4034818804), (10, 2017409402), (20, 1008704701), (211, 95611820), (422, 47805910), (739, 27299180), (844, 23902955), (1055, 19122364), (1478, 13649590), (2110, 9561182), (2956, 6824795), (3695, 5459836), (4220, 4780591), (6469, 3118580), (7390, 2729918), (12938, 1559290), (14780, 1364959), (25876, 779645), (32345, 623716), (64690, 311858), (129380, 155929)]