211863640

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{23333}}^1$

素因数の和:23571

約数の個数: 32

約数和(自身を含む): 478813680

約数和(自身を除く): 266950040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 4540, 9080, 23333, 46666, 93332, 116665, 186664, 233330, 466660, 933320, 5296591, 10593182, 21186364, 26482955, 42372728, 52965910, 105931820, 211863640]

約数ペア:

[(1, 211863640), (2, 105931820), (4, 52965910), (5, 42372728), (8, 26482955), (10, 21186364), (20, 10593182), (40, 5296591), (227, 933320), (454, 466660), (908, 233330), (1135, 186664), (1816, 116665), (2270, 93332), (4540, 46666), (9080, 23333)]