11261680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 28569600

約数和(自身を除く): 17307920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 239, 248, 304, 310, 380, 478, 496, 589, 620, 760, 956, 1178, 1195, 1240, 1520, 1912, 2356, 2390, 2480, 2945, 3824, 4541, 4712, 4780, 5890, 7409, 9082, 9424, 9560, 11780, 14818, 18164, 19120, 22705, 23560, 29636, 36328, 37045, 45410, 47120, 59272, 72656, 74090, 90820, 118544, 140771, 148180, 181640, 281542, 296360, 363280, 563084, 592720, 703855, 1126168, 1407710, 2252336, 2815420, 5630840, 11261680]

約数ペア:

[(1, 11261680), (2, 5630840), (4, 2815420), (5, 2252336), (8, 1407710), (10, 1126168), (16, 703855), (19, 592720), (20, 563084), (31, 363280), (38, 296360), (40, 281542), (62, 181640), (76, 148180), (80, 140771), (95, 118544), (124, 90820), (152, 74090), (155, 72656), (190, 59272), (239, 47120), (248, 45410), (304, 37045), (310, 36328), (380, 29636), (478, 23560), (496, 22705), (589, 19120), (620, 18164), (760, 14818), (956, 11780), (1178, 9560), (1195, 9424), (1240, 9082), (1520, 7409), (1912, 5890), (2356, 4780), (2390, 4712), (2480, 4541), (2945, 3824)]