1949203920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{427457}}^1$

素因数の和:427492

約数の個数: 80

約数和(自身を含む): 6360575040

約数和(自身を除く): 4411371120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 427457, 854914, 1282371, 1709828, 2137285, 2564742, 3419656, 4274570, 5129484, 6411855, 6839312, 8121683, 8549140, 10258968, 12823710, 16243366, 17098280, 20517936, 24365049, 25647420, 32486732, 34196560, 40608415, 48730098, 51294840, 64973464, 81216830, 97460196, 102589680, 121825245, 129946928, 162433660, 194920392, 243650490, 324867320, 389840784, 487300980, 649734640, 974601960, 1949203920]

約数ペア:

[(1, 1949203920), (2, 974601960), (3, 649734640), (4, 487300980), (5, 389840784), (6, 324867320), (8, 243650490), (10, 194920392), (12, 162433660), (15, 129946928), (16, 121825245), (19, 102589680), (20, 97460196), (24, 81216830), (30, 64973464), (38, 51294840), (40, 48730098), (48, 40608415), (57, 34196560), (60, 32486732), (76, 25647420), (80, 24365049), (95, 20517936), (114, 17098280), (120, 16243366), (152, 12823710), (190, 10258968), (228, 8549140), (240, 8121683), (285, 6839312), (304, 6411855), (380, 5129484), (456, 4274570), (570, 3419656), (760, 2564742), (912, 2137285), (1140, 1709828), (1520, 1282371), (2280, 854914), (4560, 427457)]