1489466420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{108089}}^1$

素因数の和:108164

約数の個数: 48

約数和(自身を含む): 3432073680

約数和(自身を除く): 1942607260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 6890, 13780, 108089, 216178, 432356, 540445, 1080890, 1405157, 2161780, 2810314, 5620628, 5728717, 7025785, 11457434, 14051570, 22914868, 28103140, 28643585, 57287170, 74473321, 114574340, 148946642, 297893284, 372366605, 744733210, 1489466420]

約数ペア:

[(1, 1489466420), (2, 744733210), (4, 372366605), (5, 297893284), (10, 148946642), (13, 114574340), (20, 74473321), (26, 57287170), (52, 28643585), (53, 28103140), (65, 22914868), (106, 14051570), (130, 11457434), (212, 7025785), (260, 5728717), (265, 5620628), (530, 2810314), (689, 2161780), (1060, 1405157), (1378, 1080890), (2756, 540445), (3445, 432356), (6890, 216178), (13780, 108089)]