42576020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1597}}^1$

素因数の和:1680

約数の個数: 48

約数和(自身を含む): 94499328

約数和(自身を除く): 51923308

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1333, 1597, 2666, 3194, 5332, 6388, 6665, 7985, 13330, 15970, 26660, 31940, 49507, 68671, 99014, 137342, 198028, 247535, 274684, 343355, 495070, 686710, 990140, 1373420, 2128801, 4257602, 8515204, 10644005, 21288010, 42576020]

約数ペア:

[(1, 42576020), (2, 21288010), (4, 10644005), (5, 8515204), (10, 4257602), (20, 2128801), (31, 1373420), (43, 990140), (62, 686710), (86, 495070), (124, 343355), (155, 274684), (172, 247535), (215, 198028), (310, 137342), (430, 99014), (620, 68671), (860, 49507), (1333, 31940), (1597, 26660), (2666, 15970), (3194, 13330), (5332, 7985), (6388, 6665)]