1640708356

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{270031}}^1$

素因数の和:270080

約数の個数: 36

約数和(自身を含む): 3447768576

約数和(自身を除く): 1807060220

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 6076, 270031, 540062, 1080124, 1890217, 3780434, 7560868, 8370961, 13231519, 16741922, 26463038, 33483844, 52926076, 58596727, 117193454, 234386908, 410177089, 820354178, 1640708356]

約数ペア:

[(1, 1640708356), (2, 820354178), (4, 410177089), (7, 234386908), (14, 117193454), (28, 58596727), (31, 52926076), (49, 33483844), (62, 26463038), (98, 16741922), (124, 13231519), (196, 8370961), (217, 7560868), (434, 3780434), (868, 1890217), (1519, 1080124), (3038, 540062), (6076, 270031)]