3847880140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{20357}}^1$

素因数の和:21106

約数の個数: 48

約数和(自身を含む): 8714526912

約数和(自身を除く): 4866646772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 727, 1454, 2908, 3635, 7270, 9451, 14540, 18902, 20357, 37804, 40714, 47255, 81428, 94510, 101785, 189020, 203570, 264641, 407140, 529282, 1058564, 1323205, 2646410, 5292820, 14799539, 29599078, 59198156, 73997695, 147995390, 192394007, 295990780, 384788014, 769576028, 961970035, 1923940070, 3847880140]

約数ペア:

[(1, 3847880140), (2, 1923940070), (4, 961970035), (5, 769576028), (10, 384788014), (13, 295990780), (20, 192394007), (26, 147995390), (52, 73997695), (65, 59198156), (130, 29599078), (260, 14799539), (727, 5292820), (1454, 2646410), (2908, 1323205), (3635, 1058564), (7270, 529282), (9451, 407140), (14540, 264641), (18902, 203570), (20357, 189020), (37804, 101785), (40714, 94510), (47255, 81428)]