30140860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 66094560

約数和(自身を除く): 35953700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 157, 290, 314, 331, 580, 628, 662, 785, 1324, 1570, 1655, 3140, 3310, 4553, 6620, 9106, 9599, 18212, 19198, 22765, 38396, 45530, 47995, 51967, 91060, 95990, 103934, 191980, 207868, 259835, 519670, 1039340, 1507043, 3014086, 6028172, 7535215, 15070430, 30140860]

約数ペア:

[(1, 30140860), (2, 15070430), (4, 7535215), (5, 6028172), (10, 3014086), (20, 1507043), (29, 1039340), (58, 519670), (116, 259835), (145, 207868), (157, 191980), (290, 103934), (314, 95990), (331, 91060), (580, 51967), (628, 47995), (662, 45530), (785, 38396), (1324, 22765), (1570, 19198), (1655, 18212), (3140, 9599), (3310, 9106), (4553, 6620)]