12318219940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{89561}}^1$

素因数の和:89629

約数の個数: 72

約数和(自身を含む): 29122338168

約数和(自身を除く): 16804118228

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 529, 598, 1058, 1196, 1495, 2116, 2645, 2990, 5290, 5980, 6877, 10580, 13754, 27508, 34385, 68770, 89561, 137540, 179122, 358244, 447805, 895610, 1164293, 1791220, 2059903, 2328586, 4119806, 4657172, 5821465, 8239612, 10299515, 11642930, 20599030, 23285860, 26778739, 41198060, 47377769, 53557478, 94755538, 107114956, 133893695, 189511076, 236888845, 267787390, 473777690, 535574780, 615910997, 947555380, 1231821994, 2463643988, 3079554985, 6159109970, 12318219940]

約数ペア:

[(1, 12318219940), (2, 6159109970), (4, 3079554985), (5, 2463643988), (10, 1231821994), (13, 947555380), (20, 615910997), (23, 535574780), (26, 473777690), (46, 267787390), (52, 236888845), (65, 189511076), (92, 133893695), (115, 107114956), (130, 94755538), (230, 53557478), (260, 47377769), (299, 41198060), (460, 26778739), (529, 23285860), (598, 20599030), (1058, 11642930), (1196, 10299515), (1495, 8239612), (2116, 5821465), (2645, 4657172), (2990, 4119806), (5290, 2328586), (5980, 2059903), (6877, 1791220), (10580, 1164293), (13754, 895610), (27508, 447805), (34385, 358244), (68770, 179122), (89561, 137540)]