8638630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{863}}^1$

素因数の和:901

約数の個数: 64

約数和(自身を含む): 20901888

約数和(自身を除く): 12263258

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 286, 385, 455, 715, 770, 863, 910, 1001, 1430, 1726, 2002, 4315, 5005, 6041, 8630, 9493, 10010, 11219, 12082, 18986, 22438, 30205, 47465, 56095, 60410, 66451, 78533, 94930, 112190, 123409, 132902, 157066, 246818, 332255, 392665, 617045, 664510, 785330, 863863, 1234090, 1727726, 4319315, 8638630]

約数ペア:

[(1, 8638630), (2, 4319315), (5, 1727726), (7, 1234090), (10, 863863), (11, 785330), (13, 664510), (14, 617045), (22, 392665), (26, 332255), (35, 246818), (55, 157066), (65, 132902), (70, 123409), (77, 112190), (91, 94930), (110, 78533), (130, 66451), (143, 60410), (154, 56095), (182, 47465), (286, 30205), (385, 22438), (455, 18986), (715, 12082), (770, 11219), (863, 10010), (910, 9493), (1001, 8630), (1430, 6041), (1726, 5005), (2002, 4315)]