13491940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8761}}^1$

素因数の和:8788

約数の個数: 48

約数和(自身を含む): 35328384

約数和(自身を除く): 21836444

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 8761, 17522, 35044, 43805, 61327, 87610, 96371, 122654, 175220, 192742, 245308, 306635, 385484, 481855, 613270, 674597, 963710, 1226540, 1349194, 1927420, 2698388, 3372985, 6745970, 13491940]

約数ペア:

[(1, 13491940), (2, 6745970), (4, 3372985), (5, 2698388), (7, 1927420), (10, 1349194), (11, 1226540), (14, 963710), (20, 674597), (22, 613270), (28, 481855), (35, 385484), (44, 306635), (55, 245308), (70, 192742), (77, 175220), (110, 122654), (140, 96371), (154, 87610), (220, 61327), (308, 43805), (385, 35044), (770, 17522), (1540, 8761)]