20877570

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1069}}^1$

素因数の和:1120

約数の個数: 96

約数和(自身を含む): 64097280

約数和(自身を除く): 43219710

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 62, 63, 70, 90, 93, 105, 126, 155, 186, 210, 217, 279, 310, 315, 434, 465, 558, 630, 651, 930, 1069, 1085, 1302, 1395, 1953, 2138, 2170, 2790, 3207, 3255, 3906, 5345, 6414, 6510, 7483, 9621, 9765, 10690, 14966, 16035, 19242, 19530, 22449, 32070, 33139, 37415, 44898, 48105, 66278, 67347, 74830, 96210, 99417, 112245, 134694, 165695, 198834, 224490, 231973, 298251, 331390, 336735, 463946, 497085, 596502, 673470, 695919, 994170, 1159865, 1391838, 1491255, 2087757, 2319730, 2982510, 3479595, 4175514, 6959190, 10438785, 20877570]

約数ペア:

[(1, 20877570), (2, 10438785), (3, 6959190), (5, 4175514), (6, 3479595), (7, 2982510), (9, 2319730), (10, 2087757), (14, 1491255), (15, 1391838), (18, 1159865), (21, 994170), (30, 695919), (31, 673470), (35, 596502), (42, 497085), (45, 463946), (62, 336735), (63, 331390), (70, 298251), (90, 231973), (93, 224490), (105, 198834), (126, 165695), (155, 134694), (186, 112245), (210, 99417), (217, 96210), (279, 74830), (310, 67347), (315, 66278), (434, 48105), (465, 44898), (558, 37415), (630, 33139), (651, 32070), (930, 22449), (1069, 19530), (1085, 19242), (1302, 16035), (1395, 14966), (1953, 10690), (2138, 9765), (2170, 9621), (2790, 7483), (3207, 6510), (3255, 6414), (3906, 5345)]