2873390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:105

約数の個数: 48

約数和(自身を含む): 6005664

約数和(自身を除く): 3132274

約数列:

[1, 2, 5, 10, 13, 23, 26, 31, 46, 62, 65, 115, 130, 155, 230, 299, 310, 403, 598, 713, 806, 961, 1426, 1495, 1922, 2015, 2990, 3565, 4030, 4805, 7130, 9269, 9610, 12493, 18538, 22103, 24986, 44206, 46345, 62465, 92690, 110515, 124930, 221030, 287339, 574678, 1436695, 2873390]

約数ペア:

[(1, 2873390), (2, 1436695), (5, 574678), (10, 287339), (13, 221030), (23, 124930), (26, 110515), (31, 92690), (46, 62465), (62, 46345), (65, 44206), (115, 24986), (130, 22103), (155, 18538), (230, 12493), (299, 9610), (310, 9269), (403, 7130), (598, 4805), (713, 4030), (806, 3565), (961, 2990), (1426, 2015), (1495, 1922)]