1994331370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{1697}}^1$

素因数の和:1975

約数の個数: 64

約数和(自身を含む): 3943489536

約数和(自身を除く): 1949158166

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 223, 310, 446, 527, 1054, 1115, 1697, 2230, 2635, 3394, 3791, 5270, 6913, 7582, 8485, 13826, 16970, 18955, 28849, 34565, 37910, 52607, 57698, 69130, 105214, 117521, 144245, 235042, 263035, 288490, 378431, 526070, 587605, 756862, 894319, 1175210, 1788638, 1892155, 3784310, 4471595, 6433327, 8943190, 11731361, 12866654, 23462722, 32166635, 58656805, 64333270, 117313610, 199433137, 398866274, 997165685, 1994331370]

約数ペア:

[(1, 1994331370), (2, 997165685), (5, 398866274), (10, 199433137), (17, 117313610), (31, 64333270), (34, 58656805), (62, 32166635), (85, 23462722), (155, 12866654), (170, 11731361), (223, 8943190), (310, 6433327), (446, 4471595), (527, 3784310), (1054, 1892155), (1115, 1788638), (1697, 1175210), (2230, 894319), (2635, 756862), (3394, 587605), (3791, 526070), (5270, 378431), (6913, 288490), (7582, 263035), (8485, 235042), (13826, 144245), (16970, 117521), (18955, 105214), (28849, 69130), (34565, 57698), (37910, 52607)]