2143404760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7655017}}^1$

素因数の和:7655035

約数の個数: 32

約数和(自身を含む): 5511612960

約数和(自身を除く): 3368208200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7655017, 15310034, 30620068, 38275085, 53585119, 61240136, 76550170, 107170238, 153100340, 214340476, 267925595, 306200680, 428680952, 535851190, 1071702380, 2143404760]

約数ペア:

[(1, 2143404760), (2, 1071702380), (4, 535851190), (5, 428680952), (7, 306200680), (8, 267925595), (10, 214340476), (14, 153100340), (20, 107170238), (28, 76550170), (35, 61240136), (40, 53585119), (56, 38275085), (70, 30620068), (140, 15310034), (280, 7655017)]