15690879380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{128047}}^1$

素因数の和:128624

約数の個数: 48

約数和(自身を含む): 36011195136

約数和(自身を除く): 20320315756

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 557, 1114, 2228, 2785, 5570, 6127, 11140, 12254, 24508, 30635, 61270, 122540, 128047, 256094, 512188, 640235, 1280470, 1408517, 2560940, 2817034, 5634068, 7042585, 14085170, 28170340, 71322179, 142644358, 285288716, 356610895, 713221790, 784543969, 1426443580, 1569087938, 3138175876, 3922719845, 7845439690, 15690879380]

約数ペア:

[(1, 15690879380), (2, 7845439690), (4, 3922719845), (5, 3138175876), (10, 1569087938), (11, 1426443580), (20, 784543969), (22, 713221790), (44, 356610895), (55, 285288716), (110, 142644358), (220, 71322179), (557, 28170340), (1114, 14085170), (2228, 7042585), (2785, 5634068), (5570, 2817034), (6127, 2560940), (11140, 1408517), (12254, 1280470), (24508, 640235), (30635, 512188), (61270, 256094), (122540, 128047)]