1887965490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{3617}}^1$

素因数の和:3891

約数の個数: 64

約数和(自身を含む): 4601401344

約数和(自身を除く): 2713435854

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 127, 137, 254, 274, 381, 411, 635, 685, 762, 822, 1270, 1370, 1905, 2055, 3617, 3810, 4110, 7234, 10851, 17399, 18085, 21702, 34798, 36170, 52197, 54255, 86995, 104394, 108510, 173990, 260985, 459359, 495529, 521970, 918718, 991058, 1378077, 1486587, 2296795, 2477645, 2756154, 2973174, 4593590, 4955290, 6890385, 7432935, 13780770, 14865870, 62932183, 125864366, 188796549, 314660915, 377593098, 629321830, 943982745, 1887965490]

約数ペア:

[(1, 1887965490), (2, 943982745), (3, 629321830), (5, 377593098), (6, 314660915), (10, 188796549), (15, 125864366), (30, 62932183), (127, 14865870), (137, 13780770), (254, 7432935), (274, 6890385), (381, 4955290), (411, 4593590), (635, 2973174), (685, 2756154), (762, 2477645), (822, 2296795), (1270, 1486587), (1370, 1378077), (1905, 991058), (2055, 918718), (3617, 521970), (3810, 495529), (4110, 459359), (7234, 260985), (10851, 173990), (17399, 108510), (18085, 104394), (21702, 86995), (34798, 54255), (36170, 52197)]