69798820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38351}}^1$

素因数の和:38380

約数の個数: 48

約数和(自身を含む): 180407808

約数和(自身を除く): 110608988

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, 38351, 76702, 153404, 191755, 268457, 383510, 498563, 536914, 767020, 997126, 1073828, 1342285, 1994252, 2492815, 2684570, 3489941, 4985630, 5369140, 6979882, 9971260, 13959764, 17449705, 34899410, 69798820]

約数ペア:

[(1, 69798820), (2, 34899410), (4, 17449705), (5, 13959764), (7, 9971260), (10, 6979882), (13, 5369140), (14, 4985630), (20, 3489941), (26, 2684570), (28, 2492815), (35, 1994252), (52, 1342285), (65, 1073828), (70, 997126), (91, 767020), (130, 536914), (140, 498563), (182, 383510), (260, 268457), (364, 191755), (455, 153404), (910, 76702), (1820, 38351)]