1230335780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{62201}}^1$

素因数の和:62276

約数の個数: 48

約数和(自身を含む): 2758783104

約数和(自身を除く): 1528447324

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 860, 989, 1978, 3956, 4945, 9890, 19780, 62201, 124402, 248804, 311005, 622010, 1244020, 1430623, 2674643, 2861246, 5349286, 5722492, 7153115, 10698572, 13373215, 14306230, 26746430, 28612460, 53492860, 61516789, 123033578, 246067156, 307583945, 615167890, 1230335780]

約数ペア:

[(1, 1230335780), (2, 615167890), (4, 307583945), (5, 246067156), (10, 123033578), (20, 61516789), (23, 53492860), (43, 28612460), (46, 26746430), (86, 14306230), (92, 13373215), (115, 10698572), (172, 7153115), (215, 5722492), (230, 5349286), (430, 2861246), (460, 2674643), (860, 1430623), (989, 1244020), (1978, 622010), (3956, 311005), (4945, 248804), (9890, 124402), (19780, 62201)]