20120072

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6779}}^1$

素因数の和:6845

約数の個数: 32

約数和(自身を含む): 43934400

約数和(自身を除く): 23814328

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 6779, 13558, 27116, 47453, 54232, 94906, 189812, 359287, 379624, 718574, 1437148, 2515009, 2874296, 5030018, 10060036, 20120072]

約数ペア:

[(1, 20120072), (2, 10060036), (4, 5030018), (7, 2874296), (8, 2515009), (14, 1437148), (28, 718574), (53, 379624), (56, 359287), (106, 189812), (212, 94906), (371, 54232), (424, 47453), (742, 27116), (1484, 13558), (2968, 6779)]