1569672020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{81839}}^1$

素因数の和:81992

約数の個数: 48

約数和(自身を含む): 3794757120

約数和(自身を除く): 2225085100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1918, 2740, 3836, 4795, 9590, 19180, 81839, 163678, 327356, 409195, 572873, 818390, 1145746, 1636780, 2291492, 2864365, 5728730, 11211943, 11457460, 22423886, 44847772, 56059715, 78483601, 112119430, 156967202, 224238860, 313934404, 392418005, 784836010, 1569672020]

約数ペア:

[(1, 1569672020), (2, 784836010), (4, 392418005), (5, 313934404), (7, 224238860), (10, 156967202), (14, 112119430), (20, 78483601), (28, 56059715), (35, 44847772), (70, 22423886), (137, 11457460), (140, 11211943), (274, 5728730), (548, 2864365), (685, 2291492), (959, 1636780), (1370, 1145746), (1918, 818390), (2740, 572873), (3836, 409195), (4795, 327356), (9590, 163678), (19180, 81839)]