766771460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{421303}}^1$

素因数の和:421332

約数の個数: 48

約数和(自身を含む): 1981814016

約数和(自身を除く): 1215042556

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, 421303, 842606, 1685212, 2106515, 2949121, 4213030, 5476939, 5898242, 8426060, 10953878, 11796484, 14745605, 21907756, 27384695, 29491210, 38338573, 54769390, 58982420, 76677146, 109538780, 153354292, 191692865, 383385730, 766771460]

約数ペア:

[(1, 766771460), (2, 383385730), (4, 191692865), (5, 153354292), (7, 109538780), (10, 76677146), (13, 58982420), (14, 54769390), (20, 38338573), (26, 29491210), (28, 27384695), (35, 21907756), (52, 14745605), (65, 11796484), (70, 10953878), (91, 8426060), (130, 5898242), (140, 5476939), (182, 4213030), (260, 2949121), (364, 2106515), (455, 1685212), (910, 842606), (1820, 421303)]