15643220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1097}}^1$

素因数の和:1160

約数の個数: 48

約数和(自身を含む): 35417088

約数和(自身を除く): 19773868

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1097, 1426, 2194, 2852, 3565, 4388, 5485, 7130, 10970, 14260, 21940, 25231, 34007, 50462, 68014, 100924, 126155, 136028, 170035, 252310, 340070, 504620, 680140, 782161, 1564322, 3128644, 3910805, 7821610, 15643220]

約数ペア:

[(1, 15643220), (2, 7821610), (4, 3910805), (5, 3128644), (10, 1564322), (20, 782161), (23, 680140), (31, 504620), (46, 340070), (62, 252310), (92, 170035), (115, 136028), (124, 126155), (155, 100924), (230, 68014), (310, 50462), (460, 34007), (620, 25231), (713, 21940), (1097, 14260), (1426, 10970), (2194, 7130), (2852, 5485), (3565, 4388)]