40632760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{20731}}^1$

素因数の和:20756

約数の個数: 48

約数和(自身を含む): 106355160

約数和(自身を除く): 65722400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 20731, 41462, 82924, 103655, 145117, 165848, 207310, 290234, 414620, 580468, 725585, 829240, 1015819, 1160936, 1451170, 2031638, 2902340, 4063276, 5079095, 5804680, 8126552, 10158190, 20316380, 40632760]

約数ペア:

[(1, 40632760), (2, 20316380), (4, 10158190), (5, 8126552), (7, 5804680), (8, 5079095), (10, 4063276), (14, 2902340), (20, 2031638), (28, 1451170), (35, 1160936), (40, 1015819), (49, 829240), (56, 725585), (70, 580468), (98, 414620), (140, 290234), (196, 207310), (245, 165848), (280, 145117), (392, 103655), (490, 82924), (980, 41462), (1960, 20731)]