20645111580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{75773}}^1$

素因数の和:76043

約数の個数: 96

約数和(自身を含む): 61104153600

約数和(自身を除く): 40459042020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 239, 285, 380, 478, 570, 717, 956, 1140, 1195, 1434, 2390, 2868, 3585, 4541, 4780, 7170, 9082, 13623, 14340, 18164, 22705, 27246, 45410, 54492, 68115, 75773, 90820, 136230, 151546, 227319, 272460, 303092, 378865, 454638, 757730, 909276, 1136595, 1439687, 1515460, 2273190, 2879374, 4319061, 4546380, 5758748, 7198435, 8638122, 14396870, 17276244, 18109747, 21595305, 28793740, 36219494, 43190610, 54329241, 72438988, 86381220, 90548735, 108658482, 181097470, 217316964, 271646205, 344085193, 362194940, 543292410, 688170386, 1032255579, 1086584820, 1376340772, 1720425965, 2064511158, 3440851930, 4129022316, 5161277895, 6881703860, 10322555790, 20645111580]

約数ペア:

[(1, 20645111580), (2, 10322555790), (3, 6881703860), (4, 5161277895), (5, 4129022316), (6, 3440851930), (10, 2064511158), (12, 1720425965), (15, 1376340772), (19, 1086584820), (20, 1032255579), (30, 688170386), (38, 543292410), (57, 362194940), (60, 344085193), (76, 271646205), (95, 217316964), (114, 181097470), (190, 108658482), (228, 90548735), (239, 86381220), (285, 72438988), (380, 54329241), (478, 43190610), (570, 36219494), (717, 28793740), (956, 21595305), (1140, 18109747), (1195, 17276244), (1434, 14396870), (2390, 8638122), (2868, 7198435), (3585, 5758748), (4541, 4546380), (4780, 4319061), (7170, 2879374), (9082, 2273190), (13623, 1515460), (14340, 1439687), (18164, 1136595), (22705, 909276), (27246, 757730), (45410, 454638), (54492, 378865), (68115, 303092), (75773, 272460), (90820, 227319), (136230, 151546)]