20341916790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1801}}^1\times {\mathrm{28961}}^1$

素因数の和:30785

約数の個数: 64

約数和(自身を含む): 52607040192

約数和(自身を除く): 32265123402

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1801, 3602, 5403, 9005, 10806, 18010, 23413, 27015, 28961, 46826, 54030, 57922, 70239, 86883, 117065, 140478, 144805, 173766, 234130, 289610, 351195, 376493, 434415, 702390, 752986, 868830, 1129479, 1882465, 2258958, 3764930, 5647395, 11294790, 52158761, 104317522, 156476283, 260793805, 312952566, 521587610, 678063893, 782381415, 1356127786, 1564762830, 2034191679, 3390319465, 4068383358, 6780638930, 10170958395, 20341916790]

約数ペア:

[(1, 20341916790), (2, 10170958395), (3, 6780638930), (5, 4068383358), (6, 3390319465), (10, 2034191679), (13, 1564762830), (15, 1356127786), (26, 782381415), (30, 678063893), (39, 521587610), (65, 312952566), (78, 260793805), (130, 156476283), (195, 104317522), (390, 52158761), (1801, 11294790), (3602, 5647395), (5403, 3764930), (9005, 2258958), (10806, 1882465), (18010, 1129479), (23413, 868830), (27015, 752986), (28961, 702390), (46826, 434415), (54030, 376493), (57922, 351195), (70239, 289610), (86883, 234130), (117065, 173766), (140478, 144805)]