27730430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{983}}^1$

素因数の和:1041

約数の個数: 64

約数和(自身を含む): 63479808

約数和(自身を除く): 35749378

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 983, 1085, 1966, 2015, 2170, 2821, 4030, 4915, 5642, 6881, 9830, 12779, 13762, 14105, 25558, 28210, 30473, 34405, 60946, 63895, 68810, 89453, 127790, 152365, 178906, 213311, 304730, 396149, 426622, 447265, 792298, 894530, 1066555, 1980745, 2133110, 2773043, 3961490, 5546086, 13865215, 27730430]

約数ペア:

[(1, 27730430), (2, 13865215), (5, 5546086), (7, 3961490), (10, 2773043), (13, 2133110), (14, 1980745), (26, 1066555), (31, 894530), (35, 792298), (62, 447265), (65, 426622), (70, 396149), (91, 304730), (130, 213311), (155, 178906), (182, 152365), (217, 127790), (310, 89453), (403, 68810), (434, 63895), (455, 60946), (806, 34405), (910, 30473), (983, 28210), (1085, 25558), (1966, 14105), (2015, 13762), (2170, 12779), (2821, 9830), (4030, 6881), (4915, 5642)]