31764460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:623

約数の個数: 96

約数和(自身を含む): 84897792

約数和(自身を除く): 53133332

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 182, 217, 260, 310, 364, 403, 434, 455, 563, 620, 806, 868, 910, 1085, 1126, 1612, 1820, 2015, 2170, 2252, 2815, 2821, 3941, 4030, 4340, 5630, 5642, 7319, 7882, 8060, 11260, 11284, 14105, 14638, 15764, 17453, 19705, 28210, 29276, 34906, 36595, 39410, 51233, 56420, 69812, 73190, 78820, 87265, 102466, 122171, 146380, 174530, 204932, 226889, 244342, 256165, 349060, 453778, 488684, 512330, 610855, 907556, 1024660, 1134445, 1221710, 1588223, 2268890, 2443420, 3176446, 4537780, 6352892, 7941115, 15882230, 31764460]

約数ペア:

[(1, 31764460), (2, 15882230), (4, 7941115), (5, 6352892), (7, 4537780), (10, 3176446), (13, 2443420), (14, 2268890), (20, 1588223), (26, 1221710), (28, 1134445), (31, 1024660), (35, 907556), (52, 610855), (62, 512330), (65, 488684), (70, 453778), (91, 349060), (124, 256165), (130, 244342), (140, 226889), (155, 204932), (182, 174530), (217, 146380), (260, 122171), (310, 102466), (364, 87265), (403, 78820), (434, 73190), (455, 69812), (563, 56420), (620, 51233), (806, 39410), (868, 36595), (910, 34906), (1085, 29276), (1126, 28210), (1612, 19705), (1820, 17453), (2015, 15764), (2170, 14638), (2252, 14105), (2815, 11284), (2821, 11260), (3941, 8060), (4030, 7882), (4340, 7319), (5630, 5642)]