2018735740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{244399}}^1$

素因数の和:244474

約数の個数: 48

約数和(自身を含む): 4927104000

約数和(自身を除く): 2908368260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1180, 1652, 2065, 4130, 8260, 244399, 488798, 977596, 1221995, 1710793, 2443990, 3421586, 4887980, 6843172, 8553965, 14419541, 17107930, 28839082, 34215860, 57678164, 72097705, 100936787, 144195410, 201873574, 288390820, 403747148, 504683935, 1009367870, 2018735740]

約数ペア:

[(1, 2018735740), (2, 1009367870), (4, 504683935), (5, 403747148), (7, 288390820), (10, 201873574), (14, 144195410), (20, 100936787), (28, 72097705), (35, 57678164), (59, 34215860), (70, 28839082), (118, 17107930), (140, 14419541), (236, 8553965), (295, 6843172), (413, 4887980), (590, 3421586), (826, 2443990), (1180, 1710793), (1652, 1221995), (2065, 977596), (4130, 488798), (8260, 244399)]