211677860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{2011}}^1$

素因数の和:2316

約数の個数: 48

約数和(自身を含む): 469842240

約数和(自身を除く): 258164380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 277, 380, 554, 1108, 1385, 2011, 2770, 4022, 5263, 5540, 8044, 10055, 10526, 20110, 21052, 26315, 38209, 40220, 52630, 76418, 105260, 152836, 191045, 382090, 557047, 764180, 1114094, 2228188, 2785235, 5570470, 10583893, 11140940, 21167786, 42335572, 52919465, 105838930, 211677860]

約数ペア:

[(1, 211677860), (2, 105838930), (4, 52919465), (5, 42335572), (10, 21167786), (19, 11140940), (20, 10583893), (38, 5570470), (76, 2785235), (95, 2228188), (190, 1114094), (277, 764180), (380, 557047), (554, 382090), (1108, 191045), (1385, 152836), (2011, 105260), (2770, 76418), (4022, 52630), (5263, 40220), (5540, 38209), (8044, 26315), (10055, 21052), (10526, 20110)]