2017576340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{180463}}^1$

素因数の和:180528

約数の個数: 48

約数和(自身を含む): 4668964608

約数和(自身を除く): 2651388268

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 11180, 180463, 360926, 721852, 902315, 1804630, 2346019, 3609260, 4692038, 7759909, 9384076, 11730095, 15519818, 23460190, 31039636, 38799545, 46920380, 77599090, 100878817, 155198180, 201757634, 403515268, 504394085, 1008788170, 2017576340]

約数ペア:

[(1, 2017576340), (2, 1008788170), (4, 504394085), (5, 403515268), (10, 201757634), (13, 155198180), (20, 100878817), (26, 77599090), (43, 46920380), (52, 38799545), (65, 31039636), (86, 23460190), (130, 15519818), (172, 11730095), (215, 9384076), (260, 7759909), (430, 4692038), (559, 3609260), (860, 2346019), (1118, 1804630), (2236, 902315), (2795, 721852), (5590, 360926), (11180, 180463)]