290411770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{491}}^1$

素因数の和:811

約数の個数: 64

約数和(自身を含む): 603624960

約数和(自身を除く): 313213190

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 283, 418, 491, 566, 982, 1045, 1415, 2090, 2455, 2830, 3113, 4910, 5377, 5401, 6226, 9329, 10754, 10802, 15565, 18658, 26885, 27005, 31130, 46645, 53770, 54010, 59147, 93290, 102619, 118294, 138953, 205238, 277906, 295735, 513095, 591470, 694765, 1026190, 1389530, 1528483, 2640107, 3056966, 5280214, 7642415, 13200535, 15284830, 26401070, 29041177, 58082354, 145205885, 290411770]

約数ペア:

[(1, 290411770), (2, 145205885), (5, 58082354), (10, 29041177), (11, 26401070), (19, 15284830), (22, 13200535), (38, 7642415), (55, 5280214), (95, 3056966), (110, 2640107), (190, 1528483), (209, 1389530), (283, 1026190), (418, 694765), (491, 591470), (566, 513095), (982, 295735), (1045, 277906), (1415, 205238), (2090, 138953), (2455, 118294), (2830, 102619), (3113, 93290), (4910, 59147), (5377, 54010), (5401, 53770), (6226, 46645), (9329, 31130), (10754, 27005), (10802, 26885), (15565, 18658)]