2019164420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1109431}}^1$

素因数の和:1109460

約数の個数: 48

約数和(自身を含む): 5218768128

約数和(自身を除く): 3199603708

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 1109431, 2218862, 4437724, 5547155, 7766017, 11094310, 14422603, 15532034, 22188620, 28845206, 31064068, 38830085, 57690412, 72113015, 77660170, 100958221, 144226030, 155320340, 201916442, 288452060, 403832884, 504791105, 1009582210, 2019164420]

約数ペア:

[(1, 2019164420), (2, 1009582210), (4, 504791105), (5, 403832884), (7, 288452060), (10, 201916442), (13, 155320340), (14, 144226030), (20, 100958221), (26, 77660170), (28, 72113015), (35, 57690412), (52, 38830085), (65, 31064068), (70, 28845206), (91, 22188620), (130, 15532034), (140, 14422603), (182, 11094310), (260, 7766017), (364, 5547155), (455, 4437724), (910, 2218862), (1820, 1109431)]