74261720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142811}}^1$

素因数の和:142835

約数の個数: 32

約数和(自身を含む): 179943120

約数和(自身を除く): 105681400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 142811, 285622, 571244, 714055, 1142488, 1428110, 1856543, 2856220, 3713086, 5712440, 7426172, 9282715, 14852344, 18565430, 37130860, 74261720]

約数ペア:

[(1, 74261720), (2, 37130860), (4, 18565430), (5, 14852344), (8, 9282715), (10, 7426172), (13, 5712440), (20, 3713086), (26, 2856220), (40, 1856543), (52, 1428110), (65, 1142488), (104, 714055), (130, 571244), (260, 285622), (520, 142811)]