30707980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{49529}}^1$

素因数の和:49569

約数の個数: 24

約数和(自身を含む): 66568320

約数和(自身を除く): 35860340

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 49529, 99058, 198116, 247645, 495290, 990580, 1535399, 3070798, 6141596, 7676995, 15353990, 30707980]

約数ペア:

[(1, 30707980), (2, 15353990), (4, 7676995), (5, 6141596), (10, 3070798), (20, 1535399), (31, 990580), (62, 495290), (124, 247645), (155, 198116), (310, 99058), (620, 49529)]