30831988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 61911360

約数和(自身を除く): 31079372

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 73, 116, 146, 292, 319, 331, 638, 662, 803, 1276, 1324, 1606, 2117, 3212, 3641, 4234, 7282, 8468, 9599, 14564, 19198, 23287, 24163, 38396, 46574, 48326, 93148, 96652, 105589, 211178, 265793, 422356, 531586, 700727, 1063172, 1401454, 2802908, 7707997, 15415994, 30831988]

約数ペア:

[(1, 30831988), (2, 15415994), (4, 7707997), (11, 2802908), (22, 1401454), (29, 1063172), (44, 700727), (58, 531586), (73, 422356), (116, 265793), (146, 211178), (292, 105589), (319, 96652), (331, 93148), (638, 48326), (662, 46574), (803, 38396), (1276, 24163), (1324, 23287), (1606, 19198), (2117, 14564), (3212, 9599), (3641, 8468), (4234, 7282)]