28937140

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 62596800

約数和(自身を除く): 33659660

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 137, 179, 236, 274, 295, 358, 548, 590, 685, 716, 895, 1180, 1370, 1790, 2740, 3580, 8083, 10561, 16166, 21122, 24523, 32332, 40415, 42244, 49046, 52805, 80830, 98092, 105610, 122615, 161660, 211220, 245230, 490460, 1446857, 2893714, 5787428, 7234285, 14468570, 28937140]

約数ペア:

[(1, 28937140), (2, 14468570), (4, 7234285), (5, 5787428), (10, 2893714), (20, 1446857), (59, 490460), (118, 245230), (137, 211220), (179, 161660), (236, 122615), (274, 105610), (295, 98092), (358, 80830), (548, 52805), (590, 49046), (685, 42244), (716, 40415), (895, 32332), (1180, 24523), (1370, 21122), (1790, 16166), (2740, 10561), (3580, 8083)]