6720490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 15114240

約数和(自身を除く): 8393750

約数列:

[1, 2, 5, 7, 10, 14, 19, 31, 35, 38, 62, 70, 95, 133, 155, 163, 190, 217, 266, 310, 326, 434, 589, 665, 815, 1085, 1141, 1178, 1330, 1630, 2170, 2282, 2945, 3097, 4123, 5053, 5705, 5890, 6194, 8246, 10106, 11410, 15485, 20615, 21679, 25265, 30970, 35371, 41230, 43358, 50530, 70742, 96007, 108395, 176855, 192014, 216790, 353710, 480035, 672049, 960070, 1344098, 3360245, 6720490]

約数ペア:

[(1, 6720490), (2, 3360245), (5, 1344098), (7, 960070), (10, 672049), (14, 480035), (19, 353710), (31, 216790), (35, 192014), (38, 176855), (62, 108395), (70, 96007), (95, 70742), (133, 50530), (155, 43358), (163, 41230), (190, 35371), (217, 30970), (266, 25265), (310, 21679), (326, 20615), (434, 15485), (589, 11410), (665, 10106), (815, 8246), (1085, 6194), (1141, 5890), (1178, 5705), (1330, 5053), (1630, 4123), (2170, 3097), (2282, 2945)]