745336480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{665479}}^1$

素因数の和:665501

約数の個数: 48

約数和(自身を含む): 2012411520

約数和(自身を除く): 1267075040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 665479, 1330958, 2661916, 3327395, 4658353, 5323832, 6654790, 9316706, 10647664, 13309580, 18633412, 21295328, 23291765, 26619160, 37266824, 46583530, 53238320, 74533648, 93167060, 106476640, 149067296, 186334120, 372668240, 745336480]

約数ペア:

[(1, 745336480), (2, 372668240), (4, 186334120), (5, 149067296), (7, 106476640), (8, 93167060), (10, 74533648), (14, 53238320), (16, 46583530), (20, 37266824), (28, 26619160), (32, 23291765), (35, 21295328), (40, 18633412), (56, 13309580), (70, 10647664), (80, 9316706), (112, 6654790), (140, 5323832), (160, 4658353), (224, 3327395), (280, 2661916), (560, 1330958), (1120, 665479)]