12907180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4513}}^1$

素因数の和:4546

約数の個数: 48

約数和(自身を含む): 31850784

約数和(自身を除く): 18943604

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 4513, 9026, 18052, 22565, 45130, 49643, 58669, 90260, 99286, 117338, 198572, 234676, 248215, 293345, 496430, 586690, 645359, 992860, 1173380, 1290718, 2581436, 3226795, 6453590, 12907180]

約数ペア:

[(1, 12907180), (2, 6453590), (4, 3226795), (5, 2581436), (10, 1290718), (11, 1173380), (13, 992860), (20, 645359), (22, 586690), (26, 496430), (44, 293345), (52, 248215), (55, 234676), (65, 198572), (110, 117338), (130, 99286), (143, 90260), (220, 58669), (260, 49643), (286, 45130), (572, 22565), (715, 18052), (1430, 9026), (2860, 4513)]