1923740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 5094432

約数和(自身を除く): 3170692

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 151, 182, 196, 245, 260, 302, 364, 455, 490, 604, 637, 755, 910, 980, 1057, 1274, 1510, 1820, 1963, 2114, 2548, 3020, 3185, 3926, 4228, 5285, 6370, 7399, 7852, 9815, 10570, 12740, 13741, 14798, 19630, 21140, 27482, 29596, 36995, 39260, 54964, 68705, 73990, 96187, 137410, 147980, 192374, 274820, 384748, 480935, 961870, 1923740]

約数ペア:

[(1, 1923740), (2, 961870), (4, 480935), (5, 384748), (7, 274820), (10, 192374), (13, 147980), (14, 137410), (20, 96187), (26, 73990), (28, 68705), (35, 54964), (49, 39260), (52, 36995), (65, 29596), (70, 27482), (91, 21140), (98, 19630), (130, 14798), (140, 13741), (151, 12740), (182, 10570), (196, 9815), (245, 7852), (260, 7399), (302, 6370), (364, 5285), (455, 4228), (490, 3926), (604, 3185), (637, 3020), (755, 2548), (910, 2114), (980, 1963), (1057, 1820), (1274, 1510)]