7415720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1097}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 18084060

約数和(自身を除く): 10668340

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1097, 1352, 1690, 2194, 3380, 4388, 5485, 6760, 8776, 10970, 14261, 21940, 28522, 43880, 57044, 71305, 114088, 142610, 185393, 285220, 370786, 570440, 741572, 926965, 1483144, 1853930, 3707860, 7415720]

約数ペア:

[(1, 7415720), (2, 3707860), (4, 1853930), (5, 1483144), (8, 926965), (10, 741572), (13, 570440), (20, 370786), (26, 285220), (40, 185393), (52, 142610), (65, 114088), (104, 71305), (130, 57044), (169, 43880), (260, 28522), (338, 21940), (520, 14261), (676, 10970), (845, 8776), (1097, 6760), (1352, 5485), (1690, 4388), (2194, 3380)]